P5MVP3

MAIN BOARD
User’s Guide
Trademarks
Microsoft MS-DOS, WindowsTM, Windows95 、 Windows98 and Windows2000 are

registered trademarks of Microsoft Corporation. Intel, PentiumII, PentiumIII and

CeleronTM are registered trademarks of Intel Corporation. Award is a registered trademark of

Award Software, Inc. Other trademarks and registered trademarks of products appearing in this

manual are the properties of their respective holders.

Rev:1.6
Date : June, 2000

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 Read me first
1. The “LOAD SETUPD EFAULTS” function loads the system default
Contents
data directly from ROM and initializes the associated hardware page
properly . This function is Necessary When you accept this mainboard , Chapter 1-Introduction………………………………………………………3
or the system CMOS data will corrupt . 1-1 Notice………………………………………………………………4
Chapter 2-Hardware Design…………………………………………………5
2-1 Mainboard Layout…………………………………………………7
2-2 Jumpers/connectors settings……………………………………….8
2-3 System Memory Configuration………………………………… ..18
2-4 ATX Power ON/OFF Control……………………………………..19
2-5 Extemal Modem Ring-in Power ON and Keyboard Power
ON Functions………………………………………………… …..20
LOAD SETUP DEFAULT Chapter 3-Award BIOS Setup………………………………………………20
2. KBPO(Key Board Power On) Function : There is a basic requirement that 3-1 Standard CMOS Setup…………………………………………….21
the “+5V SB”power of the ATX power supply must be>=0.1A(100Ma). 3-2 BIOS Features Setup………………………………………………22
Package Checklist 3-3 Chipset Features Setup…………………………………………….27
Please check your package which should include all items listed below. 3-4 Power Management Setup…………………………………………30
If you find any item damaged or missed , please contact your supplier. 3-5 PNP/PCI Configuration……………………………………………34
 One mainboard 3-6 Load Setup Detectios………………………………………………36
 One manual
3-7 Integrated Periphera………………………………………………..36
 One IDE ribbon cable
 One floppy ribbon cable 3-8 Change Supervisor or User Password……………………………...40
 One Parallel port ribbon cable 3-9 IDE HDD Auto Detection………………………………………….41
 One Serial port ribbon cable(COM1,COM2) 3-10 HDD LOWLEVEL FORMAT…………………………………....44
 One PS/2 mouse cable(Optional)
3-11 Save & Exit Setup………………………………………………...44
 One AGP driver&Ultra_DMA IDE driver CD
3-12 Exit Without Saving……………………………………………...44

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  Supports Award Plug & Play BIOS .
Chaper 1 Introduction  Supports CPU Hardware sleep , APM (Advanced Power Management)
This mainboard is a high performance system hardware based on Intel and ACPI (Advanced Configuration Power Interface) .
Pentium processor and is equipped with an AGP slot , three PCI slots,  Supports an ATX power supply connector for a Remote On/Off , a phone-
Three standard ISA slots , Super Multi-I/O controller and dual port Ring power On and a Keyboard power On Function .
PCI -IDE connectors for the future expansion .The hardware dimension is  Supports Switching Regulator for CPU power supply .
220mm x 230mm with MVP3 dual Design and a four-layer-design  Support hardware monitor function .
technology .
Specification 1-1 Notice :
 VIA Apllo MVP3 Design AGP/PCIset chipset 一. This mother board adept Chips Design
 Intel Pentium Processor , Pentium Processor with MMX MVP3(VT82C598MVP) .
technology , AMD K5/K6/K6-2/K6-3 , Cyrix 6x86L/6x86MX & P5MVP3 difference :
idt C6 operating at 120~500MHZ with 321 ZIF socket 7 provides 1. P5MVP3 (VT82C598MVP) North Bridge Support
scalability to accept faster Processors in the future . 60MHZ~100MHZ : Bus clock (Support 100MHZ)
 Supports up to 640 MegaBytes of memory (168-Pin DIMM 二. When you adjust 100MHZ on P5MVP3
SOCKET x2 & 72 -Pin SIMM SOCKET x2) . Suggest you use DIMM module . Because
 Supports 512KB(Pipelined Burst SRAM)L2 Cache . The DIMM and SIMM is mixed. If The SIMM timing
 Supports three 16 bit ISA slots , three 32 bit PCI slots and AGP Is not the same with DIMM, maybe Can,t match with DIMM.
lot and Provides two independent high performance PCI IDE
interfaces capable of supporting PIO Mode 3/4 and
Ultra-DMA33 devices .
 Supports a floppy port , a parallel port (EPP , ECP port) , two serial
ports(16550 Fast UART compatible) , 1USB Connector , a PS/2 style
mouse connector and an AT style keyboard connector .

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 This mainboard supports standard Fast Psge,EDO (Extended Data
Chapter 2 Hardware design Out or Hyper Page Mode) or synchronous DRAM . This mainboard
2-1 Mainboard Layout provides two 168-pin DIMM & two 72-pin SIMM sites for memory
This mainboard is designed with VIA ApolloMVP3 AGP/PCIset expansion.The sockets support 1Mx64(8MB),2Mx64(16MB),
chipset which is developed by VIA Corporation to fully support Pentium 4Mx64(32MB), and 8Mx64(64MB) single-sided or double-sided memory
Processor PCI/ISA system . By providing a massive increase in the modules . The memory timing requires 70 ns Fast page devices
bandwidth available between the video card and the processor or 60ns EDO DRAM . (DRAM Modules be parity [x36] or non-parity
(66MHZ) , the unique feature of AGP supported by VIA Apollo MVP3 [x32] .
chipset improves the speed of rendering and texturing for 3D graphics. This mainboard supports two Onboard PCI IDE connectors , and
The chipset also provides an integrated IDE controller with two high automatically detects IDE harddisk type by BIOS utility automatic .This
Performance IDE interfaces for up to four IDE devices (hard devices , mainboard supports A ward Plug & Play BIOS for the ISA and PCI
CD-ROM device , etc) . cards . The BIOS can be located in Flash EPROM which can replace
The SMSC37C669 Super I/O controller provides the standard PC BIOS code easily if neces-sary
I/O function: one floppy interfacd , two 16 Byte FIFO serial ports and
one EPP/ECP capable parallel port . This mainboard layout is shown in
the next page for user,s reference . care must be taken when inserting
memory modules, CPUs or even plugging PCI card into associated slots
to avoid damaging any circuits or sockets on board. A cooling fan is
strongly recommended when installing Pentium/Pentium
MMX/K5/K6/K6-2/K6-3/6x86/ 6x86L/ 6x86MX/C6 processor due to
possible overheat .
This mainboard supports a minimum of 8MB and a maximum of
512MBof system Memory while Onboard 512KB cache to increase
system performance .

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 2-2 Jumpers/Connectors Settings
P5MVP3 Layout This section describes some of the connectors on the mainboard .
一. PRN1-Parallel Port
This mainboard provides a 2 x 13-pin parallel port connector .
二. COM1/COM2-Serial Port Connectors
This mainboard provides two 2 x 5-pin serial port connectors .
COM1 and COM2 .
三. FDC1-Floppy Drive Connector
This mainboard has a 2 x 17-pin floppy drive connector .
四. IDE1/IDE2-Primary/Secondary IDE Connectors
This mainboard has a 32-bit Enhanced PCI IDE Controller that
Provides two connectors, IDE0 (primary) and IDE1 (secondary) .
五. Jumper Setting :
JP1: 1-2 (5V For ISSI TAG RAM)
2-3 (3.3V For UMC TAG RAM)
JP2: 1-2 (Reserved)
2-3 For 512k cache
JP3: 1-2 Interleave Burst
2-3 linear Burst

Figure 2-1

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 P5~JP11: clock gernerator Jumper JP13:AT/ATX power Select

1.DRAM clock adjust

DRAM Speed JP5 JP9

Run AGP clock 2-3 1-2 ←Fixed as JP14:Clear CMOS Data

66MHZ 66MHZ Clear the CMOS memory by shorting this jumper momentarily;
Run CPU clock 1-2 2-3
66/75/83/95/100MHZ ←SDRAM clock = CPU then remove the cap to retain new settings.
Bus clock
2. The system Bus clock Jumper setting
CPU Bus JP6 JP7 JP8 JP10 JP11
60MHZ 2-3 2-3 2-3 2-3 
66MHZ 1-2 2-3 2-3 2-3 
75MHZ 2-3 1-2 2-3 1-2 1-2
83MHZ 1-2 1-2 2-3 1-2 1-2
95MHZ 2-3 1-2 1-2 1-2 2-3 ← only For MVP3
← (VT82C598MVP)
100MHZ 1-2 1-2 1-2 1-2 2-3
※ When you adjust CPU Bus clock to 100MHZ JP16~JP18:CPU Speed selectors
Multiplier JP16 JP17 JP18
The SDRAM has to can support 100MHZ timming
1.5x/3.5x OFF OFF OFF
JP12:CPU Fan connector 2.0x/6.0x ON OFF OFF
2.5x ON ON OFF
3.0x OFF ON OFF
Pin Description 4.0x ON OFF ON
1 Ground 4.5x ON ON ON
2 +12v 5.0x OFF ON ON
5.5x OFF OFF ON

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Pentium/MMX/idt-C6 Multiplier Bus clock Cyrix/IBM JP20:Flash ROM Voltage Select
AMD K5/K6/K6-2K6-3 MII
133MHZ 66MHZ 6x86L/MX-PR166
2x
150MHZ 75MHZ 6x86L/MX-PR200
150MHZ 60MHZ 6x86MX-PR166
166MHZ 66MHZ 6x86MX-PR200
188MHZ 2.5 x 75MHZ 6x86MX-PR233
210MHZ 83MHZ 6x86MX-PR266
250MHZ 100MHZ MII-366GP
180MHZ 60MHZ
200MHZ 66MHZ 6x86MX-PR233 JP19:CPU Vcore voltage selection : For Pentium Processor
225MHZ 3x 75MHZ 6x86-PR266 with MMX technology AMD K6 and cyrix 6x86L/6x86MX
250MHZ 83MHZ MII-333GP
JP19(Vcore voltage setting)
300MHZ 100MHZ
233MHZ 66MHZ MII-300GP Vcore voltage 1-2 3-4 5-6 7-8
262MHZ 75MHZ MII-333GP 2.0V OFF OFF OFF OFF
290MHZ 3.5 x 83MHZ 2.1V ON OFF OFF OFF
333MHZ 95MHZ 2.2V OFF ON OFF OFF
350MHZ 100MHZ 2.3V ON ON OFF OFF
240MHZ 60MHZ 2.4V OFF OFF ON OFF
266MHZ 66MHZ 2.5V ON OFF ON OFF
300MHZ 75MHZ 2.6V OFF ON ON OFF
4x 2.7V ON ON ON OFF
333MHZ 83MHZ
380MHZ 95MHZ 2.8V OFF OFF OFF ON
400MHZ 100MHZ 2.9V ON OFF OFF ON
300MHZ 66MHZ 3.0V OFF ON OFF ON
4.5x 3.1V ON ON OFF ON
450MHZ 100MHZ
333MHZ 66MHZ 3.2V OFF OFF ON ON
3.3V ON OFF ON ON
475MHZ 5x 95MHZ
3.4V OFF ON ON ON
500MHZ 100MHZ
3.5V ON ON ON ON
366MHZ 66MHZ
5.5x
550MHZ 100MHZ
600MHZ 6X 100MHZ

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CPU Type Vcore Software Power-Off
Pentium(P54C),6x86,K5 3.52V
K6-233(or higher) 3.2V Follow the steps below to use the “Software Power-Off Control”
K6-166/200,6x86MX(M2) 2.9V function in Windows 95 with ATX power supply .
MMX (P55C),6x86L 2.8V
1.Click the START button on the Windows 95 task bar .
K6-2 450~500,K6-3 400~500 2.4V
K6-PR/3D,266/300~400 2.2V 2.Select Shut Down The Computer to turn off the computer .
6X86MX(MZ) The message “It is now safe to turn off your computer .”will
NOTE: 1. Refer to the table above to choose the correct voltage
not be shown when using this function .
For the CPU everytime that you install a CPU , and ,
J7(13,15)(PWR ON)-Power Button & Suspend Switch Connector
make sure that your JP19 is matched with the CPU
When the system is turned off , push the power button to turn the
voltage , otherwise will damage the CPU or make the
system back on .
system unstable .
When the system is on , push the power button rapidly to switch the
2. When the new CPU is announced and is not listed on
system to the Suspend mode , and , by pushing and holding the
this manual , please refer to the above table , select the
button for more than 4 seconds to turn the system completely off .
correct voltage setting for it .
When the system is in the Suspend mode , push the power button
J1:ATX Style Power Connector
rapidly to turn the system on .
The ATX power supply a single 20-pin connector .
J2:AT Power – Power Supply Connector
This power supply connector has two sets of six-wire connectors .
Pin Description Pin Description
1 3.3V 11 3.3V Plug the dual connectors onto the board and make sure that the
2 3.3V 12 -12V black leads are in the center .
3 Ground 13 Ground
4 +5V 14 PS-ON
5 Ground 15 Ground Note: Before connecting the power supply , make sure it is not
6 +5V 16 Ground
7 Ground 17 Ground connected to the power source .
8 Power OK 18 -5V
9 5VSB 19 +5V
10 +12V 20 +5V

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 J6:USB Connector
J3:Keyboard Connector Attach the USB cable to provide connection to USB devices .
A 5-pin female DIN keyboard connector is located at the upper
Right corner of the mainboard . Plug the keyboard jack directly
into this connector .

J4: PS/2 Mouse Connector

Attach mouse cable to this 5-pin connector . J7-Pin Description

J7(2,4,6,8)(SPK)-Speaker Connector
J5:IR→Infrared Port Module Connector
Pin Description
The system board provides a 4-pin infrared connector-J5 as an optional module for
wireless transmitting and receiving . 2 +5V
4 Ground
6 NC
8 Data out
The speaker connector is a 4-pin connector for connecting the
system and the speaker .

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J7(1,3,5,7,9) (Key-Lock)- Keylock & power LED Connector 2-3 System Memory Configuration
Pin Description This mainboard supports different type of settings for the system memory .
1 LED Output
3 Ground The following figures and provides all possible memory combinations .
5 Ground
7 Keylock
9 Ground
J7(12,14) (HD-LED)-HDD LED Connector
Pin Description
14(+) +5V
12(- ) Active Low
Attach the cable of hard disk drive LED to this connector . The
LED lights when an HDD is active . This mainboard supports 2 Kinds of powerful and flexible SDRAM frequency
J7(18,20) (RST)-Reset Switch Connector selections . These can be synchronous with CPU bus clock or fixed as 66MHZ.
Attach the reset push button cable to this connector By implementing the VCS (Virtual Clock Synchronization)technology , this
Setting Description
mainboard refers to the use of delay-lcok-loop(DLL) to enable synchronous
Open Normal Mode
Close Reset System and pseudo-synchronous operation of the processor and DRAM , AGP and PCI
The system board has a 2-pin connector for rebooting your buses . The JP5,JP9 allows user to set the SDRAM Frequency
Computer without having to tun off your power switch . This between 66/100MHZ .
,
Prolongs the life of the system s power supply . SDRAM Clock select
DRAM Speed JP5 JP9
Run AGP Clock 2-3 1-2 ←Fixed as
66MHZ 66MHZ
Run CPU clock 1-2 2-3 ←SDRAM clock
66/75/83/100 =CPU Bus clock
Jumper,s position:
Notice:When you adjust 100MHZ . Please only use DIMM module
(Recommanded), Because the DIMM and SIMM both be installed
The SIMM timing is not the same maybe can,t match with DIMM.

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 JP5(2-3),JP9(1-2): Soft-OFF(coming from this mainboard circuit controller) , it is another way
Pseudo-synchronous Status(Fixed as 66MHZ) to turn off your system . Your system can be shut down automatically
A more stable and compatible operation condition for non-100MHZ based by an operation system such as Windows 95 .
SDRAM when you are using 100MHZ based CPU . This setting is suitable 2-5 External Mode Ring-in Power ON Functions
for those users who are like to remain the usage of current SDRAM module . On The basts of bounded functions in I/O Chipset , the serial ports are
JP5(1-2),JP9(2-3),JP10(1-2),JP11(2-3): able to Support the Extemal Modem Ring-in Power On function.
Synchronous Status(SDRAM Once user connect the Extemal modem to COM1 or COM2, this
Clock = CPU Bus Clock Increasing the bus speeds from the traditional mainbard mainboard allows user to turn On their system through the
66MHZ to 100MHZ greatly improves system performance because the remote and host,s dial-up control.
speed at which data traveling between the CPU and memory is increased
by 50% . However , there is one thing you should bear in mind .
Chapter 3 AWARD BIOS SETUP
Please make sure you are using 125MHZ(-8) based or above SDRAM Award,s ROM BIOS provides a built-in setup program which allows
module. user to modify the basic system configurations and hardware parameters .
2-4 ATX Power ON/OFF Control The modified data will be stored in a battery-backed CMOS RAM so that
This mainboard equips an ATX power connector which is a single 20-PIN input data will be retained even when the power is turned off .In general ,
device for an ATX power supply . An ATX power supply provides a build-in the information saved in the CMOS RAM stays unchanged unless
remote Power ON/OFF function . To implement the function , a momentary there is a configuration change in the system , such as a hard drive
switch which is nomally open should be connected to the position J7 (PIN 13, replacement or a new device installation .
15) as the system ,s power ON/OFF button . Note that an AT power supply If this does happen , you will need to reconfigure your configuration parameter .
does not offer this function . To Enter Setup Program
Based on the ATX power connector , this mainboard has been designed to Power on the computer and press <Del> Key immediately . This will bring
support both ACPI and Soft-OFF functions . According to the definition you into BIOS CMOS SETUP UTILITY .
of ACPI , a Suspend mode will be enabled while you push the J7(system
power ON/OFF) button less than 4 seconds . Nevertheless , the system will
be turned off by pressing for more than 4 seconds . Regarding the

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 a field is Highlighted(use direction keys to move cursor and <Enter> key
to select),the entries in theField will be changed by pressing <pgDn>
or<PgUp>keys or user can enter new data directly From the keyboard .

Figure3-2 STANDARD CMOS SETUP

Figure3-1 CMOS SETUP UTILITY NOTE:If the Primary Master/Slave and the Secondary Master/Slave are set as
The menu displays all major selection items . Select the item you “Auto”, the hard disk size and model will be auto-detected .
need to reconfigure .The selection is made by moving cursor (press NOTE:The “Halt On:”field is to determine when to halt the system by the
any direction key ) to the item and press the ‘Enter’ key . An on-line BIOS if an error occurrs.
help message is displayed at the bottom of the screen as the cursor is 3-2 BIOS FESTURES SETUP
moving to various items which provides a better understand-ing of each By selecting the “BIOS FEATURES SETUP” option in the CMOS
function . When a selection is made , the menu of selected item will appear SETUP UTILITY Menu , user can change system related parameters
so the user can modify the associated configuration parameters . in the displayed in the displayed menu .This menu shows all of the
3-1 STANARD COMS SETUP manufacturer,s default values of this mainboard . Again , user Can move
Choose “STANDARD COMS SETUP” in the CMOS SETUP the cursor by pressing direction keys and <PgDn>or<PgUp>keys to modify
UTILITY Menu(Fig3-1) The STANDARD CMOS SETUP Allows the Parameters . Pressing [F1] key to display help message of the selected item .
user to configure system setting such as the Current date and time , type
of hard disk installed , floppy type , and display type . Memory
Size is auto-detected by the BIOS and displayed for your reference . When

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 Message to appear when any attempt to access the boot sector or hard
disk partition table .
Disabled : No warning message to appear when any attempt to access the
boot sector or Hard disk partition table .
 CPU Internal Cache/External Cache : These two categories speed up
Memory access . However , it depends on CPU/chipset design .The default
value is Enabled . If your CPU is without Internal Cache then this item
“CPU Internal Cache” will not be shown .
Enabled : Enable cache .
Disabled : Disable cache .
 Quick Power On Self Test : This category speeds up Power On
Self Test(POST) after you power on the computer . If it is set to Enable ,
BIOS will shorten or skip some checking items during POST.
Figure3-3 BIOS FEATURES SETUP Enabled : Enable quick POST.
Note: The Security Option contians “setup” and “system” .The “setup” Disabled: Normal post.
indicates that the password setting is for CMOS only while the “system “  Boot Sequenec : This category determines which drive is searched first
indicates the pass- word setting is for both CMOS and system boot up . for the O/S(Operating System) . The default value is A,C .
 Virus Warning :This category flashes on the screen . During and after A,C : The system will search for floppy disk drive first then hard disk drive .
the system boots up. C,A : The system will search for hard disk drive first then floppy disk drive .
Any attempt to write to the boot sector or partition table of the hard disk drive Swap Floppy Drive : This will swap your physical drive letters A & B if you
will halt the system and an error message will appear . You should then run are using two floppy disks . The default value is Disabled .
an anti-virus program to locate the virus program to locate the virus . Keep in Enabled : Floppy A & B will be swapped under the O/S .
mind that this feature protects only the boot sector , not the entire hard Disabled : Floppy A & B will be not swapped .
drive . Default value is Disabled .  Boot Up Floppy Seek : During Power-On-Self-Test(POST),BIOS
Enabled : Activates automatically when the system boots up causing a warning will determine if the

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Installed floppy drive is 40 or 80 tracks . Only 360K type is 40 tracks while  Typematec Rate(Chars/Sec):
760K , 1.2M and 1.44M are all 80 tracks . The default value is Enabled . 6 : 6 characters per second . 8: 8 characters per second.
Enabled : BIOS searches for floppy disk drive to determine if it is 40 10:10 characters per second . 12:12 characters per second.
or 80 tracks . Note that BIOS can not tell from 720K , 15:15 characters per second . 20:20 characters per second.
1.2M or 1.44M drive type As they are all 80 tracks. 24:24 characters per second. 30:30 characters per second.
Disabled :BIOS will not search for the type of floppy disk drive by track  Typematic Delay(Msec) : This determines the time between the
number .Note that there will not be any warning message if first and second
the drive installed is 360K . Character displayed , when holding a key .
 Boot Up NumLock Status : The default value is On . 250 :250msec.
On :Keypad is number keys . 500:500 msec.
Off : Keypad is arrow keys .
750:750 msec.
 Boot UP System Speed : Select default system speed . The system
1000:1000 msec.
will run at the Selected speed after the
 Security Option :This category allows you to limit access to the system and
system boots .
High : Set the speed to high . Setup, or just or Setup. The default value is Setup .
Low :Set the speed to low . System : The system will not boot and the access to Setup will be denied if the
 Gate A20 Option : This refers to the way the system addresses
correct password is not entered at the prompt .
memory above 1MB (extended memory). The default value is Fast .
Setup : The system will boot , but the access to Setup will be denide if the
Normal : The A20 signal is controlled by keyboard controller or chipset
correct password is not entered at the prompt .
hardware.
 PCI/BGA Palette Snoop :This filed controls the ability of a primary
Fast : The a20 signal is controlled by Port 92 or chipset specific method .
PCI VGA Conntroller to share a common palette (when a snoop write
 Typematic Rate Setting :This determines the typematicr rate .
cycles) with an ISA Video card . The default value is Disabled .
Enabled :Enable typematic rate and typematic delay programming .
Enabled : If an ISA card connects to a PCI VGA card via the
Disabled : Disable typematic rate and typematic delay programming .
VESA connector and the ISA card connects to VGA monitor and
The system BIOS will use defualt value of 2 items
uses the RAMDAC of PCI card , the PCI/VGA Palette Snoop is
and the default is controlled by the Keyboard .
enabled .

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Disabled : Disable the VGA card Palette snoop function . Note : When you insert slower memery modules in the system and
 Video BIOS Shadow :It determines whether video BIOS will be set a faster timing , maybe the system will hang up.
copied to RAM . However , it is optional from chipset design . Video  DRAM Timing :The default value is 60ns.
Shadow will increase the video Speed. 60ns : 2 (faster) Burst Wait State , for 60~70ns Fast Page
Enabled : Video shadow is enabled . Mode/EDO DRAM.
Disabled: Video shadow is disabled . 70ns: 3 (slower) Burst Wait Slate , for 70ns page Mode/EDO
 C8000 - CBFFF Shadow : DRAM.
CC000 – CFFFF Shadow :
D0000 – D3FFF Shadow :  SDRAM Cycle length: The default value is 2.
D4000 – D7FFF Shadow : 2:2 HCLKS.
D8000 – DBFFF Shadow :
DC000 – DFFFF Shadow : 3:3 HCLKS.
These categories determine whether optional ROM will be copied  DRAM Read Pipeline :The default value is Enabled.
to RAM by 16K byte or 32Kbyte per unit and the size depends Disabled :Normal Setting.
on the chipset . Enabled :This field enableds the pipelining of DRAM read cycle.
Enabled : Optional shadow is enabled.  Cache RD+CPU Wt Pipeline: The default value is Enabled.
Disabled : Optional shadow is disabled .
Disabled :Normal Setting.
3-3 CHIPSET FEATURES SETUP
Enabled :This field enableds the pipelining of Cache reads and
Choose the “CHIPSET FEATURES SETUP” in the CMOS
CPU writes cycle.
SETUP UTILITY Menu to display the following menu .
 Cache Timing :The default value is fastest.
Fast :Cache burst mode timing =3 1 1 1 2 1 1 1.
Fastest : Cache burst mode timing=3 1 1 1 1 1 1 1.
 Video BIOS Cacheable :The default value is Enabled.
Enabled :Enabled the Video BIOS Cacheable to speed up the
VGA Performance.
Disabled :Normal Setting.

Figure3-4 CHIPSET FEATURES SETUP

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 System BIOS Cacheable : The default value is Eisabled . 3-4 POWER MANAGEMENT SETUP
Enabled :Allow caching of the system BIOS ROM at Choose the “POWER MANAGEMENT SETUP” in the CMOS
F0000h-FFFFFh. SETUP UTILITY to display the following screen . This menu allows
Disabled :Normal Setting. the user to modify the power management parameters and IRQ signals .
 Memory Hole at 15M-16M :The default value is Disabled. In general , these parameters should not be changed unless it is
Disabled :Normal Setting. absolutely necessary.
Enabled :This field enableds the main memory(15~16MB) remap to
ISA BUS.
 AGP Aperture Size :The amount of the system memory that the AGP
card Is allowed to share .The options available are4M,8M,16M, 32M,
64M, 128M,256M.The default value is 64M.
 Onchip USB:Enabled
USB Keyboard Support : Enabled
Enabled :Enabled USB Keyboard.
Figure3-5 POWER MANAGEMENT SETUP
 Auto Detect DIMM/PCI CLK : use the default setting.
Again , users can move the cursor by pressing direction keys to the
 System/CPU Warning Temp : The default value 60℃/140℉.
field needed to be Modified and press <PgDn>or<PgUp>to alter
Disabled :Normal Setting
item selection. You can only changeThe content of Doze Mode,
Enabled : The options available is 50℃/122℉~70℃/158℉.
Standby Mode, and Suspend Mode when the PowerManagement is
 Current CPU Temp : This is the current temperature of the CPU.
set to ‘User Define’.
3-4-1 The Description of the Power Management
A. Power Management mode selection:
Disabled :The system operates in NORMAL conditions
(Non-GREEN) And the Power Management
function is disabled.
Max.saving :This mode will maximize the power saving capability.

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Min.saving :This mode will minimize the power saving capability. synchronization ports and writes blanks to the video buffer.
User define :Allow user to define time-out parameters to control DPMS Support:Select this option if your monitor supports
power saving mode .Refer to item B shown below. the Display Power Management Signaling (DPMS) standard of
B. Time-out parameters: the Video Electronics Standards Association(VESA).Use the softw
HDD Standby are supplied for your video subsystem to select video power
HDD Standby timer can be set from 1 to 15 mimute(s). Management values.
System Doze Blank Screen:System only writes blanks to the video buffer.
The “System Doze” mode timer starts to count when there is no  Video off Option
“PM events” occurred. The valid time-out setting is from 1 mimute Determines whin to activate the video off feature for monitor
up to 1hour. power management.
System Suspend The settings are Video off after Suspend/standby/Doze/(N/A).
This function works only when the Pentium Procssor is installed .  Soft-off by PWRBTN
The timer starts to count when “System Standby” mode timer is timed This field is for the soft-off function setting. When the board
out and no “PM Events” occurred. Valid range is from 1 minute utilizes an ATX Power supply , two types of settings are
up to 1hour. offered: Delay 4 Sec. And instant-off. When the setting is
3-4-2 Description of the Green Functions Delay 4 Sec, users can power off the system by pressing
This mainboard supports HDD power Down, Doze and Suspend POWER-ON button(J7) for 4 seconds. However, if users press
power saving Functions . The detailed description of these functions POWER-ON Button for less than 4 seconds, the system will
is provided in the next page. enter the Suspend Mode. When Tee setting is instant-Off, users
 PM Controlby APM first press on POWER-ON button will power off the system, but
If Advanced Power Management(APM) is installed on your the second press will power on the system.
system , selecting Yes gives better power savings. HDD Standby Mode
 Video Off Method When system stops reading or wiriting HDD, the timer starts to count .
Determines the manner in which the monitor is blanked. The system Will cut off the HDD power when timer runs out of time .
V/HSYNC+Blank:System turns off vertical and horizontal The system will not resume Operation until either a read from or a

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 write to HDD command is executed again. 3-5 PNP / PCI CONFIGURATION
Doze Mode The PNP /PCI configuration program is for the user to modify the
The system hardware will drop down CPU clock from nomal working PCI/ISA IRQ signals When various PCI/ISA cards are inserted in the
speed When Doze mode time-out occurs. PCI or ISA slots.
Suspend Mode WARNING :Any misplacing IRQ could cause system cant,t pick
When the system suspend timer times out , the system will enter the out the rescouces.
suspend mode And the chipset will stop CPU clock immediately .The
power consumption in Suspend Mode is lower than in standby mode.
The screen is also blanked out.
PMEvents:
AWARD BIOS defines 7 PM Events in the power management mode
(Doze & Suspend). The user can initialize any PM Events to be “Enable”
or “Disable”. When the system detects all of the enabled ebents do not
habe any activity, It will start the system Doze timer first if the
“Power Management” is not “Disabled”. Once the system Doze timer
is timed out , it will process doze power saving procedure by starting
the system suspend timer. When the suspend timer times out , all of the Figure3-6PCICONFIGURATIONSETUP
CPU clock will stop by dropping system clock down tozero and remains Resource Controlled By:The default value is Manual.
this way until any one of the “Enabled “event occrrs. Manual: The field defines that the PNP Card,s resource is controlled
by manual. You can setup whether IRQ-X or DMA-X is assigned to
PCI/ISA PNP Or legacy ISA Cards.
Auto: If your ISA card and PCI card are all PNP card. Set this field to
“Auto” The BIOS will assign the interrupt resource automatically.

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 Reset Configuration Data:The default value is Disabled. 3-6 LOAD SETUP DEFAULTS
Disabled: Normal Setting The “LOAD SETUP DEFAULTS” function loads the system default
Enabled:If you plug some Legacuy cards in the system and record into data directly from ROM and initializes the associated hardware properly.
ESCD (Extended System Configuration Data). You can set this This function will be necessary only when the system CMOS data is corrupted.
field to be Enabled and to clear ESCD at one time, when
some Legacy cards are Removed.
 PCI IDE IRQ Map To:The default value is PCI/AUTO.
When you have true PCI card(s) plugged into the system , you
will not need to change any thing here in the SETUP
program. However, if you do not Know whether you are using
a true PCI card, please refer to your PCI Card user ,s manual
for the details.
When you have a Legacy card (described in section 2-5) to plug Figure 3-8 LOAD SETUP DEFAULT
Into the system ,a proper setting is extremely important or it may 3-7 INTEGRATED PERIPHIERALS
cause The system hung up. The diagram shown below tells you
how the Rotating Priority Mechanism is designed.

Figure3-7The Combination of PCIINT#lines

Note: If you don,t use the Onboard IDE connector, but use On-card
(PCI or ISA card)IDE connector. You have to set Onboard Primary
PCI IDE, Disabled and Onboard Secondary PCI IDE: Disabled

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 From CHIPSETF EATURESS ETUP UTILIIY. IDE HDD Accessing mode.
The Onboard PCI IDE cable should be equal to or less than Mode0~4 : Manually set the IDE Accessing mode.
18 inches(45cm).IDE HDD Block Mode: The default value is Enabled.  IDE Secondary Master PIO :The default value is Auto.
Enabled: Enabled IDE HDD Block Mode. The HDD transfer rate is better Auto : BIOS will automatically detect the Onboard Secondary Master
than Disable. PCI IDE HDD Accessing mode.
Disabled: Disable IDE HDD Block Mode. Mode0~4:Manually set the IDE Accessing mode.
 PCI Slot IDE 2nd Channel: The default value is Enabled.  IDE Secondary Slave PIO :The default value is Auto.
Enabled :Enable secondary IDE port and BIOS will assign IRQ15 for this Auto : BIOS will automatically detect the Onboard Secondary Slave
port. PCI IDE HDD Accessing mode.
Disabled :Disable secondary IDE port and IRQ15 is available for other Mode0~4:Manually set the IDE Accessing mode.
device.  Onboard FDCController :The default value is Enabled.
 Onboard Primary PCI IDE: The default value is Enabled. Enabled : Enable the Onboard floppy drive interface controller.
Enabled :Enable Onboard 1 st channel IDE port. Disabled :Disable the Onboard floppy drive interface controller,
Disabled: Disable Onboard 1 st channel IDE port .When use On-card When using On-card ISA FDC,s controller.
(PCI or ISA Card) IDE connector.  Onboard UART1:This field allows the user to sellect the serial port.
 Onboard Secondary PCI IDE: The default value is Enabled. The default Value is 3F8H/IRQ4.
Enabled:Enable Onboard 2nd channel IDE port. COM1:Enable Onboard Serial port1 and address is 3F8H/IRQ4
Disabled :Disable Onboard 2nd channel IDE port When use On-card COM2:Enable Onboard Serial port1 and address is 2F8H/IRQ3
(PCI or ISA Card) IDE connector. COM3: Enable Onboard Serial port1 and address is 3F8H/IRQ4
 IDE Primary Master PIO:The default value is Auto. COM4: Enable Onboard Serial port1 and address is 2F8H/IRQ3
Auto :BIOS will automatically detect the Onboard Primary Master Disabled:Disable Onboard Serial port 1.
PCI IDE HDD Accessing mode.  Onboard UART2:This field allows the user to sellect the serial port.
Mode0~4:Manually set the IDE Accessing mode. The default Value is 2F8H/IRQ3.
 IDE Primary Slave PIO:The default value is Auto. COM1:Enable Onboard Serial port2 and address is 3F8H/IRQ4
Auto :BIOS will automatically detect the Onboard Primary Slave PCI COM2:Enable Onboard Serial port2 and address is 2F8H/IRQ3

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 COM3: Enable Onboard Serial port2 and address is 3F8H/IRQ4 The ECP mode .The default value is DMA3.
COM4: Enable Onboard Serial port2 and address is 2F8H/IRQ3 DMA1 :The filed selects the rounting of DMA1 for the ECP mode.
Disabled:Disable Onboard Serial port 2 DMA3 :The filed selects the rounting or DMA3 for the ECP mode.
 Onboard UART 2 Mode: The default value is standard .This field allows 3-8 CHANGE SUPERVISOR or USERPASSWORD
the User toSelect the COM2 port that can support a serial Infrared Interface. To change the password, choose the “SUPERVISOR PASSWORD or
Standard:Support a Support a Serial Infrared Interface IrDA. USER PASS- WORD” option from the CMOS SETUP UTILITY
HPSIR:Support a HP Serial Infrared Interface format. menu and press[Enter].
ASKIR:Support a Sharp Serial Infrared Interface format. NOTE:Either “Setup”or “System” must be selected in the “Security Option”
 Onboard Parallel port:This field allows the user to sellect the LP port. of the BIOS FEATURES SETUP menu(Refer to Figure3-3 for the details).
The default Value is 378H/IRQ7. 1. If CMOS is corrupted or the option is not used, a default password stored int
378H :Enable Onboard LPT port and address is 378H and IRQ7 he ROM Will be used. The screen will display the following message.
278H : Enable Onboard LPT port and address is 278H and IRQ5 Enter Password:
3BCH : Enable Onboard LPT port and address is 3BCH and IRQ7 Press the [Enter]key to continue after proper password is given.
Disabled :Disable Onboard LPT port. 2. If CMOS is corrupted or the option was used earlier and the use wish to
NOTE:Parallel Port address is 378H/3BCH that selects the rounting of change Default password, the SETUP UTILITY will display message and
IRQ7 for LPT1. ask for a Confirmation.
Parallel Port address is 278H that selects the rounting of IRQ5 for Confirm Password:
LPT1. 3. After pressing the [Enter] key (ROM password if the option was not used )
 Parallel port Mode :This field allows the user to sellect the parallel port mode. or current Password (user-defined password), the user can change the
The default value is ECP+EPP. password and store new One in CMOS RAM. A maximum of 8characters
Normal :Standard mode, IBM PC/AT Compatible bidirectional parallel port. can be entered.
EPP :Enhanced Parallel Port mode.
ECP :Extended Capability Port mode.
EPP+ECP :ECP Mode&EPP Mode.
ECP Mode USE DMA:This field allows the user to sellect DMA1 or DMA3 for

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 3-9 IDE HDD AUTO DETECTION 1024,16 and 63.
The “IDE HDD AUTO DETECTION” utility is a very useful tool especially no Cyclinder (1024)
when you Do not know which kind of hard disk type you are using . You x no.Head ( 16 )
can use this utility to detect the correct disk type installed in the system x no.Sector ( 63 )
automatically . But now you can set HARD DISK TYPE to Auto x no.per sector (512 )
in the STANDARD CMOS SETUP. You do not need the”IDE HDD
AUTO DETECTION”utility.The BIOS will Auto-detect the hard disk 528 Megabytes
size and model on Display during POST. If an user sets the HDD to NORMAL mode. The maximum accessible HDD
Size Will be 528 Megabytes even though its physical size may be greater than
that!
LBA(Logical Block Addressing) mode:This is a new HDD accessing method
to Overcome the 528 Megabyte bottleneck.
The number of cylinders,heads and sectors shown in the setup may not be
the nunber Physically contained in the HDD.
During the HDD accessing ,the IDE controller will transform the logical address
Described by sector, head and cylinder into its own physical address inside
the HDD.
The maximun HDD size supported by LBA mode is 8.4 Gigabytes which is
Figure3-9 IDE HDD AUTODETECTION Obtained by the following formula:
NOTE:HDD Modes no Cyclinder (1024)
The Award BIOS supports 3 HDD modes:NORMAL,LBA and LARGE x no.Head ( 255 )
NORMAL mode. x no.Sector ( 63 )
Generic access mode that is neither the BIOS nor the IDE controller will x bytes per secttor (512 )
make transformations during accessing.
The maximum nunbers of cylinders,head&sectors for NORMAL mode are 8.4Gigabytes

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LARGE mode:This is an extended HDD access mode supported by
Award Software. Some IDE HDDs contain more than 1024 cylinders without 3-10 HDD LOWLEVEL FORMAT
LBA support( in some Cases,user does not want LBA).The Award BIOS Interleave
provides another alternative to Support these kinds of LARGE mode: Select the interleave number of the hard disk drive that you wish to
CYLS HEADS SECTOR MODE perform a low Level format on. You may select from 1to 8.
1120 16 59 NORMAL Check the documentation that Came with drive for the correct
560 32 59 LARGE interleave number, or select 0 for automatic Detection.
BIOS tricks DOS(or other OS) that the number of cylinders is less than 1024 Auto scan bad track This allows the utility to scan first then format by
by dividing it by 2.At the same time,the number of heads is multiplied each track .Start Press<Y>to start low level format
by 2.A reverse transformation process will be made inside INT12h in order 3-11 SAVE&EXIT SETUP
to access the right HDD address The “SAVE&EXIT SETUP” option will bring you back to boot up
Maximum HDD size: procedure with all the changes you just recorded in the CMOS RAM.
no Cyclinder (1024)
x no.Head ( 32 ) 3-12 EXIT WITHOUT SAVING
x no.Sector ( 63 )
x bytes per secttor (512 ) The “EXIT WITHOUT SAVING”option will bring you back to normal
1 Gigabytes boot up procedure without saving any data into CMOS RAM. All old data
Note: in the CMOS will not be destroyed.
To support LBA or LARGE mode of HDDs , there must be some
softwares involved. All Softwares are located in the Award HDD
Service Routine(1NT 13h). It may fail to accessA HDD with LBA
(LARGE)mode selected if you are running under on Operating System
Which replaces the whole 1NT13H.UNIX operating system do not support
either LBA Or LARGE and must utilize the Standard mode.UNIX can
support drives larger than 528MB.

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