SATA Product Manual
Standard 512E model
   ST8000DM005
   ST6000DM004
   100804841, Rev. D
   Gen 1 - May 2019
Document Revision History
       Revision                    Date           Pages affected and Description of changes
         Rev. A                10/07/2016         Initial release.
         Rev. B                03/13/2017         6 & 8: Corrected Areal Density to 802 Gb/in2
         Rev. C                01/29/2018         18-22: Updated Section 2.12 through 2.14 per Compliance Council
                                                  24: Changed fastener penetration depth to 0.140 in. in text and mechanical drawing
                                                  6: Removed TGMR bullet
         Rev. D                05/22/2018         22: Updated Table 6 - Taiwan - Restricted Substances
                                                  bc: Removed APAC & EMEA addresses
© 2019 Seagate Technology LLC. All rights reserved.
Publication number: 100804841, Rev. D May 2019
Seagate, Seagate Technology, BarraCuda and the Spiral logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. SmartAlign, AcuTrac,
OptiCache and SeaTools are either trademarks or registered trademarks of Seagate Technology LLC or one of its affiliated companies in the United States and/or other countries. All
other trademarks or registered trademarks are the property of their respective owners.
No part of this publication may be reproduced in any form without written permission of Seagate Technology LLC.
Call 877-PUB-TEK1 (877-782-8351) to request permission.
When referring to drive capacity, one gigabyte, or GB, equals one billion bytes and one terabyte, or TB, equals one trillion bytes. Your computer’s operating system may use a different
standard of measurement and report a lower capacity. In addition, some of the listed capacity is used for formatting and other functions, and thus will not be available for data storage.
Actual quantities will vary based on various factors, including file size, file format, features and application software. Actual data rates may vary depending on operating environment
and other factors. The export or re-export of hardware or software containing encryption may be regulated by the U.S. Department of Commerce, Bureau of Industry and Security (for
more information, visit www.bis.doc.gov), and controlled for import and use outside of the U.S. Seagate reserves the right to change, without notice, product offerings or specifications.
                                                                                                                                                                             Contents
Seagate® Technology Support Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.0         Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
            1.1     About the SATA interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.0         Drive Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
            2.1     Specification summary tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
            2.2     Formatted capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
                    2.2.1      LBA mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
            2.3     Default logical geometry. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
            2.4     Recording and interface technology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
            2.5     Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
            2.6     Seek time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
            2.7     Start/stop times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
            2.8     Power specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
                    2.8.1      Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
                    2.8.2      Conducted noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
                    2.8.3      Voltage tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
                    2.8.4      Power-management modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
            2.9     Environmental specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
                    2.9.1      Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
                    2.9.2      Temperature gradient . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
                    2.9.3      Humidity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
                    2.9.4      Altitude . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
                    2.9.5      Shock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
                    2.9.6      Non-operating vibration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
            2.10    Acoustics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
                    2.10.1     Test for Prominent Discrete Tones (PDTs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
            2.11    Electromagnetic immunity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
                    2.11.1     Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
                    2.11.2     Seagate® Rescue™ Data Recovery Service Program Terms (for +Rescue models) . . . . . 16
            2.12    Agency and Safety Certifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
                    2.12.1     Safety certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
                    2.12.2     Electromagnetic compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
                    2.12.3     Electromagnetic compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
                    2.12.4     European Union (EU) CE Marking Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
                    2.12.5     Australian RCM Compliance Mark . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
                    2.12.6     Canada ICES-003 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
                    2.12.7     South Korean KC Certification Mark . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
                    2.12.8     Morocco Commodity Mark . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
                    2.12.9     Taiwanese BSMI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
                    2.12.10 FCC verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
            2.13    Environmental protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
                    2.13.1     European Union Restriction of Hazardous Substance Law. . . . . . . . . . . . . . . . . . . . . . . . . . . 20
                    2.13.2     Restriction of Hazardous Substances in Electrical and Electronic Equipment . . . . . . . . . 20
                    2.13.3     China Requirements —China RoHS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
                    2.13.4     Taiwan Requirements — Taiwan RoHS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
            2.14    Corrosive environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                                                              2
                                                                                                                                                                   Contents
3.0      Configuring and Mounting the Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
         3.1    Handling and static-discharge precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
         3.2    Configuring the drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
         3.3    SATA cables and connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
         3.4    Drive mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
4.0      SATA Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
         4.1    Hot-Plug compatibility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
         4.2    SATA device plug connector pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
         4.3    Supported ATA commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
                4.3.1        Identify Device command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
                4.3.2        Set Features command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
                4.3.3        S.M.A.R.T. commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                                                  3
                                                                                                                                                                   Figures
Figure 1          Attaching SATA cabling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 2          Mounting dimensions (6-disk models) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                                                 4
                                           Seagate® Technology Support Services
For information regarding online support and services, visit: http://www.seagate.com/contacts/
For information regarding Warranty Support, visit: http://www.seagate.com/support/warranty-and-replacements/
For information regarding data recovery services, visit: http://www.seagate.com/services-software/recover/
For Seagate OEM, Distribution partner and reseller portals, visit: http://www.seagate.com/partners/
   Seagate BarraCuda Pro Product Manual, Rev. D                                                                5
1.0        Introduction
This manual describes the functional, mechanical and interface specifications for the following: Seagate® BarraCuda® Pro model drives:
ST8000DM005                  ST6000DM004
These drives provide the following key features:
• Compliant with RoHS requirements in China and Europe.
• Full-track multiple-sector transfer capability without local processor intervention.
• High instantaneous (burst) data-transfer rates (up to 600MB per second).
• Native Command Queuing with command ordering to increase performance in demanding applications.
• Quiet operation.
• Seagate AcuTrac™ servo technology delivers dependable performance, even with hard drive track widths of only 75 nanometers.
• Seagate OptiCache™ technology boosts overall performance by as much as 45% over the previous generation.
• Seagate SmartAlign™ technology provides a simple, transparent migration to Advanced Format 4K sectors
• SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
• State-of-the-art cache and on-the-fly error-correction algorithms.
• Support for S.M.A.R.T. drive monitoring and reporting.
• Supports latching SATA cables and connectors.
• Worldwide Name (WWN) capability uniquely identifies the drive.
1.1    About the SATA interface
The Serial ATA (SATA) interface provides several advantages over the traditional (parallel) ATA interface. The primary advantages include:
• Easy installation and configuration with true plug-and-play connectivity. It is not necessary to set any jumpers or other configuration
   options.
• Thinner and more flexible cabling for improved enclosure airflow and ease of installation.
• Scalability to higher performance levels.
In addition, SATA makes the transition from parallel ATA easy by providing legacy software support. SATA was designed to allow users to
install a SATA host adapter and SATA disk drive in the current system and expect all of the existing applications to work as normal.
The SATA interface connects each disk drive in a point-to-point configuration with the SATA host adapter. There is no master/slave
relationship with SATA devices like there is with parallel ATA. If two drives are attached on one SATA host adapter, the host operating
system views the two devices as if they were both “masters” on two separate ports. This essentially means both drives behave as if they
are Device 0 (master) devices.
The SATA host adapter and drive share the function of emulating parallel ATA device behavior to provide backward compatibility with
existing host systems and software. The Command and Control Block registers, PIO and DMA data transfers, resets, and interrupts are all
emulated.
The SATA host adapter contains a set of registers that shadow the contents of the traditional device registers, referred to as the Shadow
Register Block. All SATA devices behave like Device 0 devices. For additional information about how SATA emulates parallel ATA, refer to
the Serial ATA International Organization: Serial ATA Revision 3.2. The specification can be downloaded from www.sata-io.org.
              The host adapter may, optionally, emulate a master/slave environment to host software where two
              devices on separate SATA ports are represented to host software as a Device 0 (master) and Device 1
   Note       (slave) accessed at the same set of host bus addresses. A host adapter that emulates a master/slave
              environment manages two sets of shadow registers. This is not a typical SATA environment.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            6
www.seagate.com                                                                                            Drive Specifications
2.0         Drive Specifications
Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the
phrases the drive and this drive are used throughout this manual to indicate the following drive models:
ST8000DM005                  ST6000DM004
2.1       Specification summary tables
The specifications listed in Table 1 are for quick reference. For details on specification measurement or definition, refer to the
appropriate section of this manual.
Table 1     Drive specifications summary for 8TB and 6TB models
 Drive Specification*                                      ST8000DM005                               ST6000DM004
 Formatted capacity (512 bytes/sector)**                    8000GB (8TB)                              6000GB (6TB)
 Guaranteed sectors                                        15,628,053,168                            11,721,045,168
 Heads                                                                                 12
 Disks                                                                                  6
 Bytes per sector
                                                                                      4096
 (4K physical emulated at 512-byte sectors)
 Default sectors per track                                                             63
 Default read/write heads                                                              16
 Default cylinders                                                                   16,383
 Recording density (max)                                                            2241 KBPI
 Track density (avg)                                                                362KTPI
 Areal density (avg)                                                               802Gb/in2
 Internal data transfer rate (max)                                                 2546Mb/s
 Average data rate, read/write                                                      180MB/s
 Maximum sustained data rate, OD read                                               220MB/s
                                                                                 PIO modes: 0 to 4
 ATA data-transfer modes supported                                         Multiword DMA modes: 0 to 2
                                                                             Ultra DMA modes 0 to 6
 I/O data-transfer rate (max)                                                       600MB/s
 Cache buffer                                                                        256MB
 Height (max)                                                                   26.1mm / 1.028 in
 Width (max)                                                                   101.85mm / 4.010 in
 Length (max)                                                                  146.99mm / 5.787 in
 Weight (typical)                                                                 780g / 1.72 lb
 Average latency                                                                     4.16ms
 Power-on to ready (max)                                                             <30.0s
 Standby to ready (max)                                                              <30.0s
 Average seek, read (typical)                                                    <8.5ms typical
 Average seek, write (typical)                                                   <9.5ms typical
 Startup current (typical) 12V                                                        2.0A
                                                                                    5V: ±5%
 Voltage tolerance (including noise)
                                                                                   12V: ±10%
 Non-Operating (Ambient °C)                                                        –40° to 70°
 Operating ambient temperature (min °C)                                                0°
 Operating temperature (Drive case max °C)                                            60° †
                                                                         20°C per hour max (operating)
 Temperature gradient
                                                                       30°C per hour max (non-operating)
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                      7
Table 1    Drive specifications summary for 8TB and 6TB models
 Drive Specification*                                              ST8000DM005                                      ST6000DM004
                                                                                          5% to 90% (operating)
  Relative humidity
                                                                                        5% to 95% (non-operating)
  Relative humidity gradient (max)                                                            30% per hour
                                                                                          26°C max (operating)
  Wet bulb temperature (max)
                                                                                        29°C max (nonoperating)
                                                                                            –304m to 3048m
  Altitude, operating
                                                                                          (–1000 ft to 10,000 ft)
  Altitude, non-operating                                                                   –304m to12,192m
  (below mean sea level, max)                                                             (–1000ft to 40,000+ ft)
                                                                                           70 Gs at 2ms (read)
  Operational shock (max)
                                                                                           40 Gs at 2ms (write)
  Non-operational shock (max)                                                                 250 Gs at 2ms
                                                                             2Hz to 22Hz: 0.25 Gs, Limited displacement
  Vibration, operating                                                                22Hz to 350Hz: 0.50 Gs
                                                                                      350Hz to 500Hz: 0.25 Gs
                                                                                                                5Hz to 22Hz: 3.0 Gs
                                                                      10–500 Hz:
  Vibration, non-operating                                                                                     22Hz to 350Hz: 3.0 Gs
                                                                      4.9 Grms ref
                                                                                                               350Hz to 500Hz: 3.0 Gs
  Drive acoustics, sound power
                                                                   2.8 bels (typical)                               2.4 bels (typical)
 Idle***
                                                                    3.0 bels (max)                                   2.6 bels (max)
                                                                   3.0 bels (typical)                               2.7 bels (typical)
  Seek
                                                                    3.4 bels (max)                                   2.9 bels (max)
  Non-recoverable read errors                                                              1 per 1015 bits read
                                                       Average annualized workload rating: <300 TB/year.
                                                       The AFR specification for the product assumes the I/O workload does not exceed
                                                       the average annualized workload rate limit of 300 TB/year. Workloads exceeding
  Rated Workload                                       the annualized rate may degrade the product AFR and impact reliability as
                                                       experienced by the particular application. The average annualized workload rate
                                                       limit is in units of TB per calendar year.
                                                       To determine the warranty for a specific drive, use a web browser to access the
                                                       following web page:
                                                       http://www.seagate.com/support/warranty-and-replacements/
  Warranty                                             From this page, click on “Is my Drive under Warranty”. Users will be asked to provide
                                                       the drive serial number, model number (or part number) and country of purchase.
                                                       The system will display the warranty information for the drive.
  Load/unload cycles (25°C, 50% rel. humidity )                                                  300,000
  Supports hotplug operation per the
                                                                                                   Yes
  Serial ATA Revision 3.2 specification
* All specifications above are based on native configurations.
** One GB equals one billion bytes and 1TB equals one trillion bytes when referring to hard drive capacity. Accessible capacity may vary depending on
    operating environment and formatting.
*** During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to
    operational levels.
† Seagate does not recommend operating at sustained case temperatures above 60°C.
    Operating at higher temperatures will reduce useful life of the product.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                       8
www.seagate.com                                                                                                                            Drive Specifications
2.2      Formatted capacity
                           Formatted             Guaranteed
  Model                                                                    Bytes per sector
                           capacity*             sectors
  ST8000DM005              8000GB                15,628,053,168
                                                                                     4096 physical
                                                                             (emulated at 512-byte sectors)
  ST6000DM004              6000GB                11,721,045,168
*One GB equals one billion bytes and 1TB equals one trillion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
 and formatting.
2.2.1         LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, where n is the number of
guaranteed sectors as defined above.
See Section 4.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-bit addressing support of
drives with capacities over 137GB.
2.3      Default logical geometry
• Cylinders: 16,383
• Read/write heads: 16
• Sectors per track: 63
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, where n is the number of
guaranteed sectors as defined above.
2.4      Recording and interface technology
  Models                                                                                 ST8000DM005                 ST6000DM004
  Interface                                                                                                    SATA
  Recording method                                                                        Perpendicular                    TGMR
  Recording density (kFCI)                                                                                     2241
  Track density (ktracks/inch avg)                                                                             362
  Areal density (Gb/in2)                                                                                       802
  Internal data transfer rate (Mb/s max)                                                                       2546
  Average data rate, read/write (MB/s)                                                                         180
  Maximum sustained data transfer rate, OD read (MB/s)                                                         220
  I/O data-transfer rate (MB/s max)                                                                            600
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                           9
www.seagate.com                                                                                                Drive Specifications
2.5    Physical characteristics
 Maximum height                          26.11mm / 1.028 in
 Maximum width                           101.85mm / 4.010 in
 Maximum length                          146.99mm / 5.787 in
 Typical weight                          780g / 1.72 lb
 Cache buffer                            256MB
2.6    Seek time
Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured using drive diagnostics. The
specifications in the table below are defined as follows:
• Track-to-track seek time is an average of all possible single-track seeks in both directions.
• Average seek time is a true statistical random average of at least 5000 measurements of seeks between random tracks, less overhead.
Models                                            ST8000DM005, ST6000DM004
Typical seek times (ms)                            Read                       Write
Track-to-track                                      1.0                         1.2
Average                                             8.5                         9.5
Average latency                                                   4.0
              These drives are designed to consistently meet the seek times represented in this manual. Physical seeks, regardless
              of mode (such as track-to-track and average), are expected to meet the noted values. However, due to the manner in
   Note       which these drives are formatted, benchmark tests that include command overhead or measure logical seeks may
              produce results that vary from these specifications.
2.7    Start/stop times
The start/stop times listed below.
                                           ST8000DM005
 Models                                    ST6000DM004
 Power-on to ready                            25 (typical)
 (in seconds)                                  30 (max)
 Standby to ready                             23 (typical)
 (in seconds)                                  30 (max)
 Ready to spindle stop
                                               23 (max)
 (in seconds)
Time-to-ready may be longer than normal if the drive power is removed without going through normal OS powerdown procedures.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                         10
www.seagate.com                                                                                                                                    Drive Specifications
2.8       Power specifications
The drive receives DC power (+5V or +12V) through a native SATA power connector. Refer to Figure 1 on page 23.
2.8.1          Power consumption
Power requirements for the drives are listed in Table 2. Typical power measurements are based on an average of drives tested, under
nominal conditions, using 5.0V and 12.0V input voltage at 25°C ambient temperature.
• Spinup power
  Spinup power is measured from the time of power-on to the time that the drive spindle reaches operating speed.
• Read/write power and current
   Read/write power is measured with the heads on track, based on a 16-sector write followed by a 32-ms delay, then a 16-sector read
   followed by a 32-ms delay.
• Operating power and current
   Operating power is measured using 40 percent random seeks, 40 percent read/write mode (1 write for each 10 reads) and 20 percent
   drive idle mode.
• Idle mode power
   Idle mode power is measured with the drive up to speed, with servo electronics active and with the heads in a random track loca-
   tion.
• Standby mode
   During Standby mode, the drive accepts commands, but the drive is not spinning, and the servo and read/write electronics are in
   power-down mode.
Table 2      DC power requirements (8TB and 6TB)
  Power dissipation (6-disk values shown)                                  Avg (25° C)                        Avg 5V typ                        Avg 12V typ
  Spinup                                                                   —                                  —                                 2.0A
  Idle* †                                                                  7.2W                               0.191A                            0.553A
  Operating                                                                9.0W                               0.23A                             0.54A
  Standby                                                                  0.6W                               0.09A                             0.01A
  Sleep                                                                    0.6W                               0.09A                             0.01A
* During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational levels.
†5W IDLE with DIPLM Enabled
2.8.2          Conducted noise
Input noise ripple is measured at the host system power supply across an equivalent 80-ohm resistive load on the +12 volt line or an
equivalent 15-ohm resistive load on the +5 volt line.
• Using 12-volt power, the drive is expected to operate with a maximum of 120 mV peak-to-peak square-wave injected noise at up to
   10MHz.
• Using 5-volt power, the drive is expected to operate with a maximum of 100 mV peak-to-peak square-wave injected noise at up to
   10MHz.
      Note          Equivalent resistance is calculated by dividing the nominal voltage by the typical RMS read/write current.
2.8.3          Voltage tolerance
Voltage tolerance (including noise):
• 5V ±5%
• 12V ±10%
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                              11
www.seagate.com                                                                                                     Drive Specifications
2.8.4       Power-management modes
The drive provides programmable power management to provide greater energy efficiency. In most systems, users can control power
management through the system setup program. The drive features the following power-management modes:
 Power modes                        Heads                               Spindle                            Buffer
 Active                             Tracking                            Rotating                           Enabled
 Idle                               Tracking                            Rotating                           Enabled
 Standby                            Parked                              Stopped                            Enabled
 Sleep                              Parked                              Stopped                            Disabled
• Active mode
   The drive is in Active mode during the read/write and seek operations.
• Idle mode
   The buffer remains enabled, and the drive accepts all commands and returns to Active mode any time disk access is necessary.
• Standby mode
   The drive enters Standby mode when the host sends a Standby Immediate command. If the host has set the standby timer, the drive
   can also enter Standby mode automatically after the drive has been inactive for a specifiable length of time. The standby timer delay
   is established using a Standby or Idle command. In Standby mode, the drive buffer is enabled, the heads are parked and the spindle
   is at rest. The drive accepts all commands and returns to Active mode any time disk access is necessary.
• Sleep mode
   The drive enters Sleep mode after receiving a Sleep command from the host. In Sleep mode, the drive buffer is disabled, the heads
   are parked and the spindle is at rest. The drive leaves Sleep mode after it receives a Hard Reset or Soft Reset from the host. After
   receiving a reset, the drive exits Sleep mode and enters Standby mode with all current translation parameters intact.
• Idle and Standby timers
   Each time the drive performs an Active function (read, write or seek), the standby timer is reinitialized and begins counting down
   from its specified delay times to zero. If the standby timer reaches zero before any drive activity is required, the drive makes a transi-
   tion to Standby mode. In both Idle and Standby mode, the drive accepts all commands and returns to Active mode when disk access
   is necessary.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                              12
www.seagate.com                                                                                               Drive Specifications
2.9       Environmental specifications
This section provides the temperature, humidity, shock, and vibration specifications for Desktop HDDs. Ambient temperature is defined
as the temperature of the environment immediately surrounding the drive. Above 1000ft. (305 meters), the maximum temperature is
derated linearly by 1°C every 1000 ft. Refer to Section 3.4 on page 24 for base plate measurement location.
2.9.1        Temperature
    Non-Operating (Ambient °C)                                             –40° to 70°
    Operating ambient temperature (min °C)                                      0°
    Operating temperature (Drive case max °C)                                  60° †
†    Seagate does not recommend operating at sustained case temperatures above 60°C.
     Operating at higher temperatures will reduce useful life of the product.
2.9.2        Temperature gradient
    Operating               20°C per hour (36°F per hour max), without condensation
    Non-operating           30°C per hour (54°F per hour max)
2.9.3        Humidity
2.9.3.1      Relative humidity
    Operating               5% to 90% non-condensing (30% per hour max)
    Non-operating           5% to 95% non-condensing (30% per hour max)
2.9.3.2      Wet bulb temperature
    Operating               26°C / 78.8°F (rated)
    Non-operating           29°C / 84.2°F (rated)
2.9.4        Altitude
    Operating               –304m to 3048m (–1000 ft. to 10,000 ft.)
    Non-operating           –304m to 12,192m (–1000 ft. to 40,000+ ft.)
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                      13
www.seagate.com                                                                                               Drive Specifications
2.9.5      Shock
All shock specifications assume that the drive is mounted securely with the input shock applied at the drive mounting screws. Shock
may be applied in the X, Y or Z axis.
2.9.5.1    Operating shock
These drives comply with the performance levels specified in this document when subjected to a maximum operating shock of 70 Gs
based on half-sine shock pulses of 2ms during read operations. Shocks should not be repeated more than two times per second.
2.9.5.2    Non-operating shock
6-8TB models
The non-operating shock level that the drive can experience without incurring physical damage or degradation in performance when
subsequently put into operation is 250 Gs based on a non-repetitive half-sine shock pulse of 2ms duration.
2.9.5.3    Operating vibration
The maximum vibration levels that the drive may experience while meeting the performance standards specified in this document are
specified below.
 2Hz to 22Hz             0.25 Gs (Limited displacement)
 22Hz to 350Hz           0.50 Gs
 350Hz to 500Hz          0.25 Gs
All vibration specifications assume that the drive is mounted securely with the input vibration applied at the drive mounting screws.
Vibration may be applied in the X, Y or Z axis. Throughput may vary if improperly mounted.
2.9.6      Non-operating vibration
The maximum non-operating vibration levels that the drive may experience without incurring physical damage or degradation in
performance when subsequently put into operation are specified below.
6TB models
 5Hz to 22Hz            3.0 Gs (Limited displacement)
 22Hz to 350Hz          3.0 Gs
 350Hz to 500Hz         3.0 Gs
8TB Models
 10Hz to 500Hz
                        4.9 Grms
 Linear Random
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                      14
www.seagate.com                                                                                                                                    Drive Specifications
2.10 Acoustics
Drive acoustics are measured as overall A-weighted acoustic sound power levels (no pure tones). All measurements are consistent with
ISO document 7779. Sound power measurements are taken under essentially free-field conditions over a reflecting plane. For all tests,
the drive is oriented with the cover facing upward.
                  For seek mode tests, the drive is placed in seek mode only.
                  The number of seeks per second is defined by the following equation:
     Note
                  (Number of seeks per second = 0.4 / (average latency + average access time
Table 3      Fluid Dynamic Bearing (FDB) motor acoustics
                                                     Idle*                                          Seek
     ST8000DM005                             2.8 bels (typical)                             3.0 bels (typical)
     ST6000DM004                              3.0 bels (max)                                 3.4 bels (max)
* During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and power to operational levels.
2.10.1         Test for Prominent Discrete Tones (PDTs)
Seagate follows the ECMA-74 standards for measurement and identification of PDTs. An exception to this process is the use of the
absolute threshold of hearing. Seagate uses this threshold curve (originated in ISO 389-7) to discern tone audibility and to compensate
for the inaudible components of sound prior to computation of tone ratios according to Annex D of the ECMA-74 standards.
2.11 Electromagnetic immunity
When properly installed in a representative host system, the drive operates without errors or degradation in performance when
subjected to the radio frequency (RF) environments defined in Table 4.
Table 4      Radio frequency environments
                                                                                                                 Performance                     Reference
  Test                                   Description
                                                                                                                 level                           standard
  Electrostatic discharge                Contact, HCP, VCP: ± 4 kV; Air: ± 8 kV                                  B                               EN61000-4-2: 95
  Radiated RF immunity                   80MHz to 1,000MHz, 3 V/m,                                               A                               EN61000-4-3: 96
                                         80% AM with 1kHz sine                                                                                   ENV50204: 95
                                         900MHz, 3 V/m, 50% pulse modulation @ 200Hz
  Electrical fast transient              ± 1 kV on AC mains, ± 0.5 kV on external I/O                            B                               EN61000-4-4: 95
  Surge immunity                         ± 1 kV differential, ± 2 kV common,                                     B                               EN61000-4-5: 95
                                         AC mains
  Conducted RF immunity                  150kHz to 80MHz, 3 Vrms, 80% AM with 1kHz sine                          A                               EN61000-4-6: 97
  Voltage dips, interrupts               0% open, 5 seconds                                                      C                               EN61000-4-11: 94
                                         0% short, 5 seconds                                                     C
                                         40%, 0.10 seconds                                                       C
                                         70%, 0.01 seconds                                                       B
2.11.1         Storage
Maximum storage periods are 180 days within original unopened Seagate shipping package or 60 days unpackaged within the defined
non-operating limits (refer to environmental section in this manual). Storage can be extended to 1 year packaged or unpackaged under
optimal environmental conditions (25°C, <40% relative humidity non-condensing, and non-corrosive environment). During any storage
period the drive non-operational temperature, humidity, wet bulb, atmospheric conditions, shock, vibration, magnetic and electrical
field specifications should be followed.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                                              15
www.seagate.com                                                                                                      Drive Specifications
2.11.2      Seagate® Rescue™ Data Recovery Service Program Terms (for +Rescue models)
                    5-year HDD warranty coverage + concurrent 2 year Rescue Data Recovery service.
                   To enable Rescue Data Recovery warranty coverage register at Seagate.com/register.
If you suffer a data loss event within the first 2 years of your 5 year warranty and you are eligible to participate in and submit a case
under the Seagate Rescue Data Recovery program, contact SRS at 800-475-0143 or if you are calling from outside the US, please visit
our website for numbers in your local and language: http://www.seagate.com/services-software/recover/resources/.
An SRS representative will review your case to confirm your eligibility, and to assess whether your data may be recoverable by remote
recovery services or whether you will need to send your device to SRS for in-lab servicing.
                                                        Rescue™ General Terms
These Rescue™ General Terms together with the Rescue™ FAQ’s make up the Rescue™ Program Terms. By submitting a case under the
Rescue™ program (“Program”) you agree to be bound by the Program Terms, including these General Terms and the FAQ
Communications.
All communications relating to your request will be available on our web site in your account and sent via e-mail to the address you
provide to us unless you request, in writing, to receive such communications via regular mail.
Personal Data.
You must provide true, accurate and complete information about yourself as prompted by the request form, including, without
limitation, your name, address, e-mail address, and telephone number, as applicable (collectively, “Personal Data”). You must maintain
and promptly update your Personal Data. You acknowledge that we may send you important information and notices regarding your
requests by e-mail and that we shall have no liability associated with or arising from your failure to maintain accurate Personal Data.
Capacity; Legal Rights; Indemnity.
You represent to SRS that you are of the legal age of majority in your state or country of residence, with the full capacity to agree to these
Program Terms. You warrant that you are the legal owner or the authorized representative of the legal owner of the device you submit to
SRS (the “Device”) and data. You warrant that the data on the Device is legal and that you have the unrestricted legal right to (a) give us
remote access to the data, (b) have the data recovered and reproduced on a backup medium, (c) receive the recovered data, and (d)
agree to these Program Terms. You will defend and indemnify us (including our directors, officers, employees, agents, delegates, and
contractors) from any claims or actions relating to the Device or data, or your rights or lack of rights thereto.
Confidentiality.
We will protect the confidentiality of your data against unauthorized disclosure using the same degree of care as we use to protect our
own confidential information.
Disclaimer of Warranties, Representations and Guarantees.
WE PROVIDE THE PROGRAM AND ANY SERVICES PROVIDED OR ATTEMPTED HEREUNDER “AS IS,” WITH ALL FAULTS, AT YOUR
SOLE RISK. WE DO NOT EXTEND ANY EXPRESS WARRANTIES, REPRESENTATIONS, CONDITIONS OR GUARANTEES REGARDING
OUR RESCUE SERVICES OR ANY RESULTS THEREOF. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW AND SUBJECT
TO ANY STATUTORY WARRANTIES THAT CANNOT BE EXCLUDED, WE EXPRESSLY DISCLAIM ALL IMPLIED WARRANTIES,
INCLUDING ANY IMPLIED WARRANTY OR CONDITION OF MERCHANTABILITY, WARRANTY OF FITNESS FOR A PARTICULAR
PURPOSE, OR WARRANTY OF ACCURACY OR COMPLETENESS WITH RESPECT TO THIS PROGRAM AND SERVICES. This Program
and Disclaimer is unrelated to, and does not affect any warranties relating to your Device that we or the seller may have extended to you.
Limitation of Liability.
WE WILL NOT BE LIABLE FOR ANY HARM CAUSED, UNLESS YOU PROVE THAT WE CAUSED SUCH HARM INTENTIONALLY. WITHOUT
LIMITING THE GENERALITY OF THE FOREGOING, WE WILL NOT BE LIABLE FOR THE CONDITION, EXISTENCE, OR LOSS OF THE DATA YOU
SEND US OR THE DATA WE RECOVER (IF ANY), ANY LOSS OF REVENUE OR LOSS OF PROFITS, OR ANY INDIRECT, SPECIAL, INCIDENTAL,
OR CONSEQUENTIAL DAMAGES HOWEVER CAUSED. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THIS LIMITATION
SHALL APPLY TO ANY AND ALL DAMAGES, REGARDLESS OF THE LEGAL THEORY ON WHICH THEY ARE ASSERTED (INCLUDING,
WITHOUT LIMITATION, CONTRACT, BREACH OF CONTRACT, AND TORT), AND REGARDLESS OF WHETHER WE HAVE BEEN ADVISED OF
THE POSSIBILITY OF LOSS OR DAMAGES - UNLESS YOU PROVE THAT SRS CAUSED DAMAGES TO YOU INTENTIONALLY. TO THE
MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE AMOUNT OF OUR LIABILITY WILL NOT EXCEED THE TOTAL PRICE YOU
ACTUALLY PAY FOR THE DEVICE, THE ESSENTIAL PURPOSE OF WHICH IS TO LIMIT OUR LIABILITY ARISING FROM OR RELATED TO THE
PROGRAM AND ANY DATA RECOVERY SERVICES. THIS ALLOCATION OF RISK IS REFLECTED IN THE PRICE CHARGED FOR THIS PROGRAM
OR SERVICES, IF ANY. YOU ACKNOWLEDGE THAT THE PRICE OF THIS PROGRAM WOULD BE MUCH GREATER IF WE UNDERTOOK MORE
EXTENSIVE LIABILITY. THIS PARAGRAPH WILL APPLY NOTWITHSTANDING ANY OTHER PROVISIONS IN THESE TERMS, OR THE FAILURE
OF ANY REMEDY.
Compliance with Laws.
You agree to comply with all such laws and regulations and all other applicable laws, statutes, ordinances and regulations relating to the
Program. You acknowledge that violations of these Program Terms could subject you to criminal or civil penalties. The goods licensed or
provided, or services provided, through the Program, which may include technology and software, are subject to the customs and
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                               16
www.seagate.com                                                                                                       Drive Specifications
export control laws and regulations of the U.S. and may also be subject to the customs and export laws and regulations of the country in
which the products are manufactured or received. Further, under U.S. law, such goods may not be sold, leased or otherwise transferred
to restricted countries, or used by a restricted end-user or an end-user engaged in activities related to weapons of mass destruction
including, without limitation, activities related to designing, developing, producing or using nuclear weapons, materials, or facilities,
missiles or supporting missile projects, or chemical or biological weapons. You acknowledge you are not a restricted end-user or
involved in any of the restricted activities above, and that you will comply with and abide by these laws and regulations. Seagate
reserves the right to refuse service to or the return of any storage devices that have been determined to violate these regulations.
Cancellation.
You may cancel the Program at any time by contacting SRS at 1-800-SEAGATE (1-800-475-0143) in the US, or at such other number
available at http://www.seagate.com/services-software/recover/resources/, or you simply may refrain from submitting a request for
Rescue services. These Program Terms remain applicable to your and SRS's rights and obligations with respect to any services requested
by you under this Program.
Assignment.
You may not assign your rights or obligations under these Program Terms without SRS’ express written consent.
Dispute Resolution.
The parties will attempt to resolve any dispute arising out of or related to these Program Terms or any data recovery services requested
or attempted hereunder through good faith negotiation. To the extent permitted by applicable law, if the parties are unable to resolve
the dispute through good faith negotiation, then the dispute will be submitted to final and binding arbitration with the Judicial
Arbitration and Mediation Services. Each party will bear its own costs in arbitration, provided that Seagate reserves the right, in its
discretion, to pre-pay certain fees you may incur in connection with the arbitration subject to refund if you do not prevail. Both parties
waive their rights to a jury trial. All proceedings will take place in Santa Clara County, California, USA. The laws of the State of California
will exclusively govern these Program Terms and our provision of any data recovery services, without regard to California's conflicts of
laws rules. You consent to the exclusive jurisdiction of the courts located in Santa Clara County, California, USA.
Severability.
If any provision of these Program Terms is held invalid, illegal or unenforceable, such provision shall be enforced to the fullest extent
permitted by applicable law and the validity, legality and enforceability of the remaining provisions shall not be affected thereby.
Legal Effect.
These Program Terms describe certain legal rights. You may have other rights under applicable law. These Program Terms do not change
your rights under applicable law if such laws do not permit these Program Terms to do so. Also, the Program and these Program Terms
are in addition and unrelated to any rights you may have under a Seagate warranty statement.
SRS Companies.
The following SRS companies may provide the services described in these Program Terms:
(a) Seagate Technology LLC, with offices at 3101 Jay Street, Suite 110, Santa Clara, California 95054;
(b) Seagate Technology Canada Inc., with offices at 2421 Bristol Circle, Suite A100, Oakville, Ontario, Canada L6H 5S9;
    and/or
(c) Seagate Technology (Netherlands) B.V., with offices at Koolhovenlaan 1, 1119 PA, Schiphol-Rijk, The Netherlands.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                17
2.12      Agency and Safety Certifications
Each Hard Drive and Solid State Drive ("drives") has a product label that includes certifications that are applicable to that specific drive.
The following information provides an overview of requirements that may be applicable to the drive.
2.12.1 Safety certification
These products are certified to meet the requirements of UL/cUL 60950-1, EN 60950-1, and may also include, IEC 62368, UL 62368 and
EN 62368.
The security features of Self-Encrypting Drive models are based on the “TCG Storage Architecture Core Specification” and the “TCG
Storage Workgroup Security Subsystem Class: Enterprise_A” specification with additional vendor-unique features as noted in this
product manual.
2.12.2 Electromagnetic compatibility
The drive, as delivered, is designed for system integration and installation into a suitable enclosure prior to use. The drive is supplied as a
subassembly and is not subject to Subpart B of Part 15 of the FCC Rules and Regulations.
The design characteristics of the drive serve to minimize radiation when installed in an enclosure that provides reasonable shielding.
The drive is capable of meeting the Class B limits of the FCC Rules and Regulations when properly packaged; however, it is the user’s
responsibility to assure that the drive meets the appropriate EMI requirements in their system. Shielded I/O cables may be required if the
enclosure does not provide adequate shielding. If the I/O cables are external to the enclosure, shielded cables should be used, with the
shields grounded to the enclosure and to the host controller.
2.12.2.1 Electromagnetic susceptibility
The drive as delivered is tested to meet susceptibility requirements in a representative enclosure. It is the responsibility of those
integrating the drive within their systems to perform those tests required and design their system to ensure that equipment operating
in the same system as the drive or external to the system does not adversely affect the performance of the drive.
See Section 2.8, "Power specifications".
2.12.3 Electromagnetic compliance
Seagate uses an independent laboratory to confirm compliance with the directives/standards for CE Marking and RCM Marking. The
drive was tested in a representative system for typical applications and comply with the Electromagnetic Interference/Electromagnetic
Susceptibility (EMI/EMS) for Class B products. The selected system represents the most popular characteristics for test platforms.
Although the test system with this Seagate model complies with the directives/standards, we cannot guarantee that all systems will
comply. The computer manufacturer or system integrator shall confirm EMC compliance and provide the appropriate marking for their
product.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                18
www.seagate.com                                                                                                    Drive Specifications
2.12.4 European Union (EU) CE Marking Requirements
Drives that display the CE mark comply with the European Union (EU) requirements specified in the Electromagnetic Compatibility
Directive (2014/30/EU) put into force on 20 April 2016. Testing is performed to the levels specified by the product standards for
Information Technology Equipment (ITE). Emission levels are defined by EN 55032:2012, Class B and the immunity levels are defined by
EN 55024:2010.
The drives also meet the requirements of The Low Voltage Directive (LVD) 2014/35/EU.
Seagate drives are tested in representative end-user systems. Although CE-marked Seagate drives comply with all relevant regulatory
requirements and standards for the drives, Seagate cannot guarantee that all system-level products into which the drives are installed
comply with all regulatory requirements and standards applicable to the system-level products. The drive is designed for operation
inside a properly designed system (e.g., enclosure designed for the drive), with properly shielded I/O cable (if necessary) and terminators
on all unused I/O ports. Computer manufacturers and system integrators should confirm EMC compliance and provide CE marking for
the system-level products.
For compliance with the RoHS "Recast" Directive 2011/65/EU (RoHS 2), See Section 2.13.2 on page 20 .
2.12.5 Australian RCM Compliance Mark
If these models have the RCM marking, they comply with the Australia/New Zealand Standard AS/NZ CISPR32 and meet the
Electromagnetic Compatibility (EMC) Framework requirements of the Australian Communication and Media Authority (ACMA).
2.12.6 Canada ICES-003
If this model has the ICES-003:2016 marking it complies with requirements of ICES tested per ANSI C63.4-2014.
2.12.7 South Korean KC Certification Mark
The South Korean KC Certification Mark means the drives comply with paragraph 1 of Article 11 of the Electromagnetic Compatibility
control Regulation and meet the Electromagnetic Compatibility (EMC) Framework requirements of the Radio Research Agency (RRA)
Communications Commission, Republic of Korea.These drives have been tested and comply with the Electromagnetic Interference/
Electromagnetic Susceptibility (EMI/EMS) for Class B products. Drives are tested in a representative, end-user system by a Korean-
recognized lab.
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2.12.8 Morocco Commodity Mark
To satisfy our OEM customers, Seagate has added the Moroccan Commodity Mark to the drives provided to the OEM for the sale of
Customer Kits produced by our OEM customers that are intended to be incorporated into the OEM's finished system-level product by an
end user. The Customer Kits are considered 'devices' under Morocco's Order of the Minister of Industry, Trade, Investment and Digital
Economy No. 2574-14 of 29 Ramadan 1436 (16 July 2015) on electromagnetic compatibility of equipment.
Seagate drives are tested for compliance and complies with the European Union (EU) Electromagnetic Compatibility (EMC) Directive
2014/30/EU and the Low Voltage Directive (LVD) 2014/35/EU. Accordingly, the drives also meets the requirements of Morocco's Order of
the Minister of Industry, Trade, Investment and Digital Economy No. 2574-14 of 29 Ramadan 1436 (16 July 2015) on electromagnetic
compatibility of equipment.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            19
2.12.9 Taiwanese BSMI
Drives with the Taiwanese certification mark comply with Chinese National Standard, CNS13438.
For compliance with the Taiwan Bureau of Standards, Metrology and Inspection’s (BSMI) requirements,
See Section 2.13.4 on page 22 .
2.12.10 FCC verification
These drives are intended to be contained solely within a personal computer or similar enclosure (not attached as an external device). As
such, each drive is considered to be a subassembly even when it is individually marketed to the customer. As a subassembly, no Federal
Communications Commission verification or certification of the device is required.
Seagate has tested this device in enclosures as described above to ensure that the total assembly (enclosure, disk drive, motherboard,
power supply, etc.) does comply with the limits for a Class B computing device, pursuant to Subpart J, Part 15 of the FCC rules. Operation
with noncertified assemblies is likely to result in interference to radio and television reception.
Radio and television interference. This equipment generates and uses radio frequency energy and if not installed and used in strict
accordance with the manufacturer’s instructions, may cause interference to radio and television reception.
This equipment is designed to provide reasonable protection against such interference in a residential installation. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television,
which can be determined by turning the equipment on and off, users are encouraged to try one or more of the following corrective
measures:
• Reorient the receiving antenna.
• Move the device to one side or the other of the radio or TV.
• Move the device farther away from the radio or TV.
• Plug the computer into a different outlet so that the receiver and computer are on different branch outlets.
If necessary, users should consult a dealer or an experienced radio/television technician for additional suggestions. Users may find
helpful the following booklet prepared by the Federal Communications Commission: How to Identify and Resolve Radio-Television
Interference Problems. This booklet is available from the Superintendent of Documents, U.S. Government Printing Office, Washington, DC
20402. Refer to publication number 004-000-00345-4.
2.13     Environmental protection
Seagate designs its products to meet environmental protection requirements worldwide, including regulations restricting certain
chemical substances.
2.13.1 European Union Restriction of Hazardous Substance Law
2.13.2 Restriction of Hazardous Substances in Electrical and Electronic Equipment
Seagate drives are designed to be compliant with the European Union RoHS "Recast" Directive 2011/65/EU (RoHS 2) as amended by
Directive (EU) 2015/863. The RoHS2 restricts the use of certain hazardous substances such as Lead, Cadmium, Mercury, Hexavalent
Chromium, Polybrominated Biphenyls (PBB) and Polybrominated Diphenyl Ether (PBDE), BisBis(2-Ethylhexyl) phthalate (DEHP), Benzyl
butyl phthalate (BBP), Dibutyl phthalate (DBP), and Diisobutyl phthalate (DIBP) in electrical and electronic equipment (EEE).
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            20
www.seagate.com                                                                                                    Drive Specifications
2.13.2.1 Substances of Very High Concern (SVHC)
The European Union REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) Regulation (EC) 1907/2006 regulates
chemicals shipped into and used in Europe. A number of parts and materials in Seagate products are procured from external suppliers.
We rely on the representations of our suppliers regarding the presence of REACH substances in these articles and materials. Our supplier
contracts require compliance with our chemical substance restrictions, and our suppliers document their compliance with our
requirements by providing full-disclosure material content declarations that disclose inclusion of any REACH-regulated substance in
such articles or materials. Product-specific REACH declarations are available upon request through your Seagate Sales Representative.
2.13.3 China Requirements —China RoHS 2
               China RoHS 2 refers to the Ministry of Industry and Information Technology Order No. 32, effective July 1, 2016, titled
               Management Methods for the Restriction of the Use of Hazardous Substances in Electrical and Electronic Products. To
    20         comply with China RoHS 2, Seagate determines this product's Environmental Protection Use Period (EPUP) to be 20
               years in accordance with the Marking for the Restricted Use of Hazardous Substances in Electronic and Electrical Products,
               SJT 11364-2014
Table 5 China - Hazardous Substances
                                                                           有害物质
        部件名称                                                         Hazardous Substances
        Part Name                铅            汞             镉            六价铬                  多溴联苯                     多溴二苯醚
                                (Pb)         (Hg)          (Cd)           (Cr+6)                 (PBB)                    (PBDE)
硬盘驱动器                             X            O             O               O                     O                         O
HDD
印刷电路板组装                           X            O             O               O                     O                         O
PCBA
   本表格依据 SJ/T 11364 的规定编制。
   This table is prepared in accordance with the provisions of SJ/T 11364-2014
   O:表示该有害物质在该部件所有均质材料中的含量均在 GB/T 26572 规定的限量要求以下。
   O:Indicates that the hazardous substance contained in all of the homogeneous materials for this
     part is below the limit requirement of GB/T26572.
   X:表示该有害物质至少在该部件的某一均质材料中的含量超出 GB/T 26572 规定的限量要求。
   X:Indicates that the hazardous substance contained in at least one of the homogeneous materials
      used for this part is above the limit requirement of GB/T26572.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            21
www.seagate.com                                                                                                  Drive Specifications
2.13.4 Taiwan Requirements — Taiwan RoHS
Taiwan RoHS refers to the Taiwan Bureau of Standards, Metrology and Inspection’s (BSMI) requirements in standard CNS
15663, Guidance to reduction of the restricted chemical substances in electrical and electronic equipment. Seagate
products must comply with the “Marking of presence” requirements in Section 5 of CNS 15663, effective January 1, 2018.
This product is Taiwan RoHS compliant.
The following table meets the Section 5 “Marking of presence” requirements.
Table 6 Taiwan - Restricted Substances
                                               設備名稱:硬碟設備,型號 :
                                     Equipment Name: Hard Disk Device, Type Designation:
                                                                     限用物質及其化學符號
            單元                                            Restricted Substance and its chemical symbol
            Unit                      鉛                 汞                 鎘              六價鉻             多溴聯苯            多溴二苯醚
                                     (Pb)              (Hg)              (Cd)            (Cr+6)           (PBB)           (PBDE)
頂蓋                                    —                  O                O                 O                O                 O
Top Cover
磁碟                                    —                  O                O                 O                O                 O
Magnetic disk
電機底座組件                                —                  O                O                 O                O                 O
Motor Base Assembly
印刷電路板组装                               —                  O                O                 O                O                 O
PCB Assembly
   備考 1. "O" 係指該项限用物質之百分比含量未超出百分比含量基準值。
   Note 1. "O" indicates that the percentage content of the restricted substance does not exceed the percentage of reference value of
           presence.
   備考 2. "—" 係指該项限用物質為排除項目。
   Note 2. "—" indicates that the restricted substance corresponds to the exemption.
2.14 Corrosive environment
Seagate electronic drive components pass accelerated corrosion testing equivalent to 10 years exposure to light industrial
environments containing sulfurous gases, chlorine and nitric oxide, classes G and H per ASTM B845. However, this accelerated testing
cannot duplicate every potential application environment.
Users should use caution exposing any electronic components to uncontrolled chemical pollutants and corrosive chemicals as
electronic drive component reliability can be affected by the installation environment. The silver, copper, nickel and gold films used in
hard disk drives are especially sensitive to the presence of sulfide, chloride, and nitrate contaminants. Sulfur is found to be the most
damaging. Materials used in cabinet fabrication, such as vulcanized rubber, that can outgas corrosive compounds should be minimized
or eliminated. The useful life of any electronic equipment may be extended by replacing materials near circuitry with sulfide-free
alternatives.
Seagate recommends that data centers be kept clean by monitoring and controlling the dust and gaseous contamination. Gaseous
contamination should be within ANSI/ISA S71.04-2013 G2 classification levels (as measured on copper and silver coupons), and dust
contamination to ISO 14644-1 Class 8 standards, and MTBF rated conditions as defined in the Annualized Failure Rate (AFR) and Mean
Time Between Failure (MTBF) section.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                          22
www.seagate.com                                                                                   Configuring and Mounting the Drive
3.0         Configuring and Mounting the Drive
This section contains the specifications and instructions for configuring and mounting the drive.
3.1     Handling and static-discharge precautions
After unpacking, and before installation, the drive may be exposed to potential handling and electrostatic discharge (ESD) hazards.
Observe the following standard handling and static-discharge precautions:
               • Before handling the drive, put on a grounded wrist strap, or ground oneself frequently by touching the metal chassis
                 of a computer that is plugged into a grounded outlet. Wear a grounded wrist strap throughout the entire installation
                 procedure.
               • Handle the drive by its edges or frame only.
               • The drive is extremely fragile—handle it with care. Do not press down on the drive top cover.
  Caution
               • Always rest the drive on a padded, antistatic surface until mounting it in the computer.
               • Do not touch the connector pins or the printed circuit board.
               • Do not remove the factory-installed labels from the drive or cover them with additional labels. Removal voids the war-
                 ranty. Some factory-installed labels contain information needed to service the drive. Other labels are used to seal out
                 dirt and contamination.
3.2     Configuring the drive
Each drive on the SATA interface connects point-to-point with the SATA host adapter. There is no master/slave relationship because each
drive is considered a master in a point-to-point relationship. If two drives are attached on one SATA host adapter, the host operating
system views the two devices as if they were both “masters” on two separate ports. Both drives behave as if they are Device 0 (master)
devices.
SATA drives are designed for easy installation. It is usually not necessary to set any jumpers on the drive for proper operation; however, if
users connect the drive and receive a “drive not detected” error, the SATA-equipped motherboard or host adapter may use a chipset that
does not support SATA speed autonegotiation.
3.3     SATA cables and connectors
The SATA interface cable consists of four conductors in two differential pairs, plus three ground
connections. The cable size may be 30 to 26 AWG with a maximum length of one meter (39.37 inches). See
Table 7 for connector pin definitions. Either end of the SATA signal cable can be attached to the drive or
host.
For direct backplane connection, the drive connectors are inserted directly into the host receptacle. The
drive and the host receptacle incorporate features that enable the direct connection to be hot pluggable
and blind mateable.
For installations which require cables, users can connect the drive as illustrated in Figure 1.
                                                                                                          Figure 1   Attaching SATA cabling
Each cable is keyed to ensure correct orientation. BarraCuda Pro drives support latching SATA connectors.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                              23
www.seagate.com                                                                                         Configuring and Mounting the Drive
3.4        Drive mounting
Users can mount the drive in any orientation using four screws in the side-mounting holes or four screws in the bottom-mounting holes.
Refer to Figure 2 for drive mounting dimensions. Follow these important mounting precautions when mounting the drive:
• Allow a minimum clearance of 0.030 inches (0.76mm) around the entire perimeter of the drive for cooling.
• Use only 6-32 UNC mounting screws.
• The screws should be inserted no more than 0.140 inch (3.56mm) into the bottom or side mounting holes.
• Do not overtighten the mounting screws (maximum torque: 6 inch-lb).
Figure 2      Mounting dimensions (6-disk models)
           4X 6-32 UNC 2B
           3 MIN THREAD DEPTH
           .14 MAX FASTENER PENETRATION
           MOUNTING HOLE.
           MAX TORQUE 6 IN/LBS
                 2X 3.000±.010                                                          2X 4.000±.010
                                                                                                                                 5.787 MAX
                                                                                                                                 146.99 MM
                 2X 1.625±.020 1.432 5                                   B
                                                                                        2X 1.122±.020
                                 .127±.010                .814 5
                                                                   CL OF CONN       Y             .250±.010                 Y
                                                                 2.000                                  Z
                                                        CL OF DRIVE
                                                     3.750±.010                                                 2X 6-32 UNC 2B
                                                                                                                3 MIN THREAD DEPTH
                                                     4.000±.010                                                 .14 MAX FASTENER PENETRATION
                                                                                                                MOUNTING HOLES BOTH SIDES.
                                                                                                                MAX TORQUE 6 IN/LBS
                      1.028 MAX                                                           Temperature
                       26.11 MM                                                           Checkpoint 60°C max
                        .138±.015 5                                             Z
                                             2.000
                                                        CL OF DRIVE
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                   24
www.seagate.com                                                                                                        SATA Interface
4.0           SATA Interface
These drives use the industry-standard Serial ATA (SATA) interface that supports FIS data transfers. It supports ATA programmed input/
output (PIO) modes 0 to 4; multiword DMA modes 0 to 2, and Ultra DMA modes 0 to 6.
For detailed information about the SATA interface, refer to the “Serial ATA: High Speed Serialized AT Attachment” specification.
4.1       Hot-Plug compatibility
BarraCuda Pro drives incorporate connectors which enable users to hot plug these drives in accordance with the SATA Revision 3.2
specification. This specification can be downloaded from www.serialata.org.
4.2       SATA device plug connector pin definitions
Table 7 summarizes the signals on the SATA interface and power connectors.
Table 7 SATA connector pin definitions
  Segment     Pin     Function                         Definition
     Signal       S1        Ground                     2nd mate
                  S2        A+                         Differential signal pair A from Phy
                  S3        A-
                  S4        Ground                     2nd mate
                  S5        B-                         Differential signal pair B from Phy
                  S6        B+
                  S7        Ground                     2nd mate
                                         Key and spacing separate signal and power segments
     Power        P1        V33                        3.3V power
                  P2        V33                        3.3V power
                  P3        V33                        3.3V power, pre-charge, 2nd mate
                  P4        Ground                     1st mate
                  P5        Ground                     2nd mate
                  P6        Ground                     2nd mate
                  P7        V5                         5V power, pre-charge, 2nd mate
                  P8        V5                         5V power
                  P9        V5                         5V power
                  P10       Ground                      2nd mate
                  P11       Ground or LED signal       If grounded, drive does not use deferred spin
                  P12       Ground                     1st mate.
                  P13       V12                        12V power, pre-charge, 2nd mate
                  P14       V12                        12V power
                  P15       V12                        12V power
Notes
1. All pins are in a single row, with a 1.27 mm (0.050 in) pitch.
2.     The comments on the mating sequence apply to the case of backplane blindmate connector only. In this case, the mating
       sequences are:
           • the ground pins P4 and P12.
           • the pre-charge power pins and the other ground pins.
           • the signal pins and the rest of the power pins.
3.     There are three power pins for each voltage. One pin from each voltage is used for pre-charge when installed in a blind-mate back-
       plane configuration.
           • All used voltage pins (Vx) must be terminated.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                          25
www.seagate.com                                                                                           SATA Interface
4.3       Supported ATA commands
The following table lists SATA standard commands that the drive supports.
For a detailed description of the ATA commands, refer to the Serial ATA International Organization:
Serial ATA Revision 3.2 (http://www.sata-io.org).
See “S.M.A.R.T. commands” on page 32 for details and subcommands used in the S.M.A.R.T. implementation.
Table 8    SATA standard commands
 Command name                                     Command code (in hex)
 Check Power Mode                                 E5H
 Device Configuration Freeze Lock                 B1H / C1H
 Device Configuration Identify                    B1H / C2H
 Device Configuration Restore                     B1H / C0H
 Device Configuration Set                         B1H / C3H
 Device Reset                                     08H
 Download Microcode                               92H
 Execute Device Diagnostics                       90H
 Flush Cache                                      E7H
 Flush Cache Extended                             EAH
 Format Track                                     50H
 Identify Device                                  ECH
 Idle                                             E3H
 Idle Immediate                                   E1H
 Initialize Device Parameters                     91H
 Read Buffer                                      E4H
 Read DMA                                         C8H
 Read DMA Extended                                25H
 Read DMA Without Retries                         C9H
 Read Log Ext                                     2FH
 Read Multiple                                    C4H
 Read Multiple Extended                           29H
 Read Native Max Address                          F8H
 Read Native Max Address Extended                 27H
 Read Sectors                                     20H
 Read Sectors Extended                            24H
 Read Sectors Without Retries                     21H
 Read Verify Sectors                              40H
 Read Verify Sectors Extended                     42H
 Read Verify Sectors Without Retries              41H
 Recalibrate                                      10H
 Security Disable Password                        F6H
 Security Erase Prepare                           F3H
 Security Erase Unit                              F4H
 Security Freeze                                  F5H
 Security Set Password                            F1H
 Security Unlock                                  F2H
 Seek                                             70H
 Set Features                                     EFH
 Set Max Address                                  F9H
Seagate BarraCuda Pro Product Manual, Rev. D                                                                           26
www.seagate.com                                                                  SATA Interface
Table 8    SATA standard commands (continued)
 Command name                                      Command code (in hex)
      Note: Individual Set Max Address             Address:                00H
      commands are identified by the value         Password:               01H
      placed in the Set Max Features register as   Lock:                   02H
      defined to the right.                        Unlock:                 03H
                                                   Freeze Lock:            04H
 Set Max Address Extended                          37H
 Set Multiple Mode                                 C6H
 Sleep                                             E6H
 S.M.A.R.T. Disable Operations                     B0H / D9H
 S.M.A.R.T. Enable/Disable Autosave                B0H / D2H
 S.M.A.R.T. Enable Operations                      B0H / D8H
 S.M.A.R.T. Execute Offline                        B0H / D4H
 S.M.A.R.T. Read Attribute Thresholds              B0H / D1H
 S.M.A.R.T. Read Data                              B0H / D0H
 S.M.A.R.T. Read Log Sector                        B0H / D5H
 S.M.A.R.T. Return Status                          B0H / DAH
 S.M.A.R.T. Save Attribute Values                  B0H / D3H
 S.M.A.R.T. Write Log Sector                       B0H / D6H
 Standby                                           E2H
 Standby Immediate                                 E0H
 Write Buffer                                      E8H
 Write DMA                                         CAH
 Write DMA Extended                                35H
 Write DMA FUA Extended                            3DH
 Write DMA Without Retries                         CBH
 Write Log Extended                                3FH
 Write Multiple                                    C5H
 Write Multiple Extended                           39H
 Write Multiple FUA Extended                       CEH
 Write Sectors                                     30H
 Write Sectors Without Retries                     31H
 Write Sectors Extended                            34H
 Write Uncorrectable                               45H
Seagate BarraCuda Pro Product Manual, Rev. D                                                  27
www.seagate.com                                                                                                      SATA Interface
4.3.1      Identify Device command
The Identify Device command (command code ECH) transfers information about the drive to the host following power up. The data is
organized as a single 512-byte block of data, whose contents are shown in on page 26. All reserved bits or words should be set to zero.
Parameters listed with an “x” are drive-specific or vary with the state of the drive.
The following commands contain drive-specific features that may not be included in the SATA specification.
Table 9   Identify Device commands
  Word         Description                                                                   Value
               Configuration information:
               Bit 15: 0 = ATA; 1 = ATAPI
 0             • Bit 7: removable media                                                      0C5AH
               • Bit 6: removable controller
               • Bit 0: reserved
 1             Number of logical cylinders                                                   16,383
 2             ATA-reserved                                                                  0000H
 3             Number of logical heads                                                       16
 4             Retired                                                                       0000H
 5             Retired                                                                       0000H
 6             Number of logical sectors per logical track: 63                               003FH
 7–9           Retired                                                                       0000H
 10–19         Serial number: (20 ASCII characters, 0000H = none)                            ASCII
 20            Retired                                                                       0000H
 21            Retired                                                                       0400H
 22            Obsolete                                                                      0000H
               Firmware revision
 23–26                                                                                       x.xx
               (8 ASCII character string, padded with blanks to end of string)
               Drive model number:
 27–46         (40 ASCII characters, padded with blanks to end of string)
               (Bits 7–0) Maximum sectors per interrupt on Read multiple and Write
 47                                                                                          8010H
               multiple (16)
 48            Reserved                                                                      0000H
 49            Standard Standby timer, IORDY supported and may be disabled                   2F00H
 50            ATA-reserved                                                                  0000H
 51            PIO data-transfer cycle timing mode                                           0200H
 52            Retired                                                                       0200H
 53            Words 54–58, 64–70 and 88 are valid                                           0007H
 54            Number of current logical cylinders                                           xxxxH
 55            Number of current logical heads                                               xxxxH
 56            Number of current logical sectors per logical track                           xxxxH
 57–58         Current capacity in sectors                                                   xxxxH
               Number of sectors transferred during a Read Multiple
 59                                                                                          xxxxH
               or Write Multiple command
               Total number of user-addressable LBA sectors available
               (see Section 2.2 for related information)
               *Note: The maximum value allowed in this field is: 0FFFFFFFh (268,435,455
 60–61         sectors, 137GB). Drives with capacities over 137GB will have 0FFFFFFFh in     0FFFFFFFh*
               this field and the actual number of user-addressable LBAs specified in
               words 100-103. This is required for drives that support the 48-bit
               addressing feature.
 62            Retired                                                                       0000H
               Multiword DMA active and modes supported
 63                                                                                          xx07H
               (see note following this table)
 64            Advanced PIO modes supported (modes 3 and 4 supported)                        0003H
 65            Minimum multiword DMA transfer cycle time per word (120 nsec)                 0078H
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                        28
www.seagate.com                                                                                                            SATA Interface
Table 9    Identify Device commands (continued)
  Word          Description                                                                       Value
               Recommended multiword DMA transfer cycle time per word
 66                                                                                               0078H
               (120 nsec)
 67            Minimum PIO cycle time without IORDY flow control (240 nsec)                       0078H
 68            Minimum PIO cycle time with IORDY flow control (120 nsec)                          0078H
 69–74         ATA-reserved                                                                       0000H
 75            Queue depth                                                                        001FH
 76            SATA capabilities                                                                  xxxxH
 77            Reserved for future SATA definition                                                xxxxH
 78            SATA features supported                                                            xxxxH
 79            SATA features enabled                                                              xxxxH
 80            Major version number                                                               01F0H
 81            Minor version number                                                               0028H
 82            Command sets supported                                                             364BH
 83            Command sets supported                                                             7F09H
               Command sets support extension
 84                                                                                               4163H
               (see note following this table)
 85            Command sets enabled                                                               30xxH
 86            Command sets enabled                                                               BE09H
 87            Command sets enable extension                                                      4163H
 88            Ultra DMA support and current mode (see note following this table)                 xx7FH
 89            Security erase time                                                                0039H
 90            Enhanced security erase time                                                       0039H
 92            Master password revision code                                                      FFFEH
 93            Hardware reset value                                                               xxxxH
 94            Automatic acoustic management                                                      8080H
 95–99         ATA-reserved                                                                       0000H
               Total number of user-addressable LBA sectors available (see Section 2.2 for        ST8000DM005 = 15,628,053,168
 100–103       related information). These words are required for drives that support the         ST6000DM004 = 11,721,045,168
               48-bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh.
 104–107       ATA-reserved                                                                       0000H
               The mandatory value of the world wide name (WWN) for the drive. NOTE:              Each drive will have a
 108–111       This field is valid if word 84, bit 8 is set to 1 indicating 64-bit WWN support.   unique value.
 112–127       ATA-reserved                                                                       0000H
 128           Security status                                                                    0001H
 129–159       Seagate-reserved                                                                   xxxxH
 160–254       ATA-reserved                                                                       0000H
 255           Integrity word                                                                     xxA5H
                  Advanced Power Management (APM) and Automatic Acoustic Management
       Note       (AAM) features are not supported.
       Note       See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            29
www.seagate.com                                                                                SATA Interface
 Description (if bit is set to 1)
            Bit         Word 63
            0           Multiword DMA mode 0 is supported.
            1           Multiword DMA mode 1 is supported.
            2           Multiword DMA mode 2 is supported.
            8           Multiword DMA mode 0 is currently active.
            9           Multiword DMA mode 1 is currently active.
            10          Multiword DMA mode 2 is currently active.
            Bit         Word 84
            0           SMART error login is supported.
            1           SMART self-test is supported.
            2           Media serial number is supported.
            3           Media Card Pass Through Command feature set is supported.
            4           Streaming feature set is supported.
            5           GPL feature set is supported.
            6           WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.
            7           WRITE DMA QUEUED FUA EXT command is supported.
            8           64-bit World Wide Name is supported.
            9-10        Obsolete.
            11-12       Reserved for TLC.
            13          IDLE IMMEDIATE command with IUNLOAD feature is supported.
            14          Shall be set to 1.
            15          Shall be cleared to 0.
            Bit         Word 88
            0           Ultra DMA mode 0 is supported.
            1           Ultra DMA mode 1 is supported.
            2           Ultra DMA mode 2 is supported.
            3           Ultra DMA mode 3 is supported.
            4           Ultra DMA mode 4 is supported.
            5           Ultra DMA mode 5 is supported.
            6           Ultra DMA mode 6 is supported.
            8           Ultra DMA mode 0 is currently active.
            9           Ultra DMA mode 1 is currently active.
            10          Ultra DMA mode 2 is currently active.
            11          Ultra DMA mode 3 is currently active.
            12          Ultra DMA mode 4 is currently active.
            13          Ultra DMA mode 5 is currently active.
            14          Ultra DMA mode 6 is currently active.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                30
www.seagate.com                                                                                                           SATA Interface
4.3.2         Set Features command
This command controls the implementation of various features that the drive supports. When the drive receives this command, it sets
BSY, checks the contents of the Features register, clears BSY and generates an interrupt. If the value in the register does not represent a
feature that the drive supports, the command is aborted. Power-on default has the read look-ahead and write caching features enabled.
The acceptable values for the Features register are defined as follows:
Table 10 Set Features command
 02H          Enable write cache (default)
 03H          Set transfer mode (based on value in Sector Count register)
              Sector Count register values:
              00H Set PIO mode to default (PIO mode 2)
              01H Set PIO mode to default and disable IORDY (PIO mode 2)
              08H PIO mode 0
              09H PIO mode 1
              0AH PIO mode 2
              0BH PIO mode 3
              0CH PIO mode 4 (default)
              20H Multiword DMA mode 0
              21H Multiword DMA mode 1
              22H Multiword DMA mode 2
              40H Ultra DMA mode 0
              41H Ultra DMA mode 1
              42H Ultra DMA mode 2
              43H Ultra DMA mode 3
              44H Ultra DMA mode 4
              45H Ultra DMA mode 5
              46H Ultra DMA mode 6
 06H          Enable the PUIS feature set
 07H          PUIS feature set device spin-up
 10H          Enable use of SATA features
 55H          Disable read look-ahead (read cache) feature
 82H          Disable write cache
 86H          Disable the PUIS feature set
 90H          Disable use of SATA features
 AAH          Enable read look-ahead (read cache) feature (default)
 F1H          Report full capacity available
       Note          At power-on, or after a hardware or software reset, the default values of the features are as indicated above.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                            31
www.seagate.com                                                                                                               SATA Interface
4.3.3         S.M.A.R.T. commands
S.M.A.R.T. provides near-term failure prediction for disk drives. When S.M.A.R.T. is enabled, the drive monitors predetermined drive
attributes that are susceptible to degradation over time. If self-monitoring determines that a failure is likely, S.M.A.R.T. makes a status
report available to the host. Not all failures are predictable. S.M.A.R.T. predictability is limited to the attributes the drive can monitor. For
more information on S.M.A.R.T. commands and implementation, see the Draft ATA-5 Standard.
SeaTools diagnostic software activates a built-in drive self-test (DST S.M.A.R.T. command for D4H) that eliminates unnecessary drive
returns. The diagnostic software ships with all new drives and is also available at:
http://seatools.seagate.com.
This drive is shipped with S.M.A.R.T. features disabled. Users must have a recent BIOS or software package that supports S.M.A.R.T. to
enable this feature. The table below shows the S.M.A.R.T. command codes that the drive uses.
Table 11 S.M.A.R.T. commands
 Code in features register             S.M.A.R.T. command
 D0H                                   S.M.A.R.T. Read Data
 D2H                                   S.M.A.R.T. Enable/Disable Attribute Autosave
 D3H                                   S.M.A.R.T. Save Attribute Values
 D4H                                   S.M.A.R.T. Execute Off-line Immediate (runs DST)
 D5H                                   S.M.A.R.T. Read Log Sector
 D6H                                   S.M.A.R.T. Write Log Sector
 D8H                                   S.M.A.R.T. Enable Operations
 D9H                                   S.M.A.R.T. Disable Operations
 DAH                                   S.M.A.R.T. Return Status
                    If an appropriate code is not written to the Features Register, the
       Note         command is aborted and 0x04 (abort) is written to the Error register.
Seagate BarraCuda Pro Product Manual, Rev. D                                                                                                  32
Seagate Technology LLC
AMERICAS    Seagate Technology LLC 10200 South De Anza Boulevard, Cupertino, California 95014, United States, 408-658-1000
Publication Number: 100804841, Rev. D
May 2019