【Panel Design】

 Front view

E232 Protocol Converter

Quick Installation Guide

 Rear View

1. E1-75 Ω Wan unbalanced input interface

2. E1-120 Ω Wan balance input and output interface
3. E1-75 Ω Wan unbalanced output interface
3onedata Co., Ltd.
4. DIP switch
Address: 3/B, Zone 1, Baiwangxin High Technology
5. RS-232 serial port
Industrial Park, Song Bai Road, Nanshan Notice before mounting:
6. 220VAC terminal block for power input
District, Shenzhen, 518108, China Don't place or install the device in area near water or
7. Power supply switch 
Website: www.3onedata.com moist, keep the relative humidity of the device
8. Power indicator
Tel: +86 0755-26702688 surrounding between 5%~95% without condensation.
9. Losing synchronization alarm indicator
Fax: +86 0755-26703485 Before power on, first confirm the supported power
10. Upstream E1 link full 1 code alarm indicator 

【Package Checklist】 11. E1 link interrupt alarm indicator supply specification to avoid over-voltage damaging the
Please check the integrity of package and accessories while 12. Receive data indicator from G.703 network device.
first using the product. 13. Send data indicator to G.703 network  The device surface temperature is high after running;
1 Protocol Converter 2 B25 male head to DB9 please don't directly contact to avoid scalding.
【Mounting Dimension】
. . female head cable 【Power Supply Connection】
Unit: mm
3 Quick installation guide 4 Certification  AC power input
5 Warranty card The device supports 1 AC power input, adopts
If any of these items are damaged or lost, please contact our 3-hole socket and is equipped with AC power
company or dealers, we will solve it ASAP. switch. Power supply range: 220VAC.

【Product Overview】
The product is an RS-232 port to E1 converter. Model is E232 Notice:
(1 RS-232 port +1 E1 interface).  Power ON operation: First insert the power supply
terminal block into the device power supply interface,
and then plug the power supply plug contact and power
on.
 Power OFF operation: First, remove the power plug,
 and then remove the wiring section of terminal block. The device provides 1 set of DIP switch for
Please pay attention to the above operation sequence. impedance, BNC grounding, clock, loopback Notice:
【E1 Port Connection】 and factory setting. The functions are Whether AIS alarm is caused by a line fault, depends on
The device provides 1 E1 port, interface type is BNC or RJ45, defined as follows. the actual situation. For example, when E1 port uses
interface impedance is 75 Ω unbalanced (BNC) and 120 Ω The settings of SW1 are as follows: non-similar HDLC protocol, when data communication
balance (RJ45), supports interface 1500V electromagnetic Category DIP bit Set the DIP to Set the DIP to is not conducted, the whole 1-code signal must appear
isolation protection. 120 Ω RJ45 pins are defined as follows: setting OFF ON on the line, and the AIS indicator will alarm. Just as
Pin No. Function definition Signal Impedance Bit 1 120 ohm 75 ohm when the device was just powered on, the line not
direction BNC Bit 2 No Grounding OUT port connected to the E1 port was full 0 codes, and the AIS
1. NC (reserved) - Grounding grounding light was not on. If the E1 port was carried on the outer
2. RX+ (positive received data) Input Bit 3 No Grounding IN Grounding loop, then the E1 port was full 1 code, and the E1 light
Clock Bit 4 Internal Clock Line recovery would be naturally on.
3. RX- (received data negative) Input
clock
4. GND (Ground) - 【Specification】
Loopback Bit 8 No loopback E1 Loopback
5. GND (Ground) - Panel
Bit 9 No loopback RS-232
6. TX+ (sending data positive ) Output RS-232 1 RS-232, DB25 female head
Loopback
E1 Interface 1 E1, BNC or RJ45, 75 Ω
7. TX- (sending data negative) Output Bit 10 Reserved Reserved
unbalanced (BNC) and 120 Ω
8. NC (reserved) - Restore Factory Settings
balance (RJ45)
Bit 1 Bit 2 Bit 3 Bit 4 Bit 5
【RS-232 Connection】 Indicator Power indicator, losing
ON OFF OFF ON OFF
The device provides 1 RS-232 interface synchronization alarm
Bit 6 Bit 7 Bit 8 Bit 9 Bit 10
in the form of DB25 female head, which indicator, upstream E1 link full
OFF OFF OFF OFF OFF
1-code alarm indicator, E1 link
can be connected to the RS-232 device
【Indicator】 interrupt alarm indicator, data
through the converter wire of DB25
The device provides LED indicators to monitor the device receiving indicator from G.703
male head to DB9 female head. The interface supports 600W
working status with a comprehensive simplified network, data sending
surge protection and 15KV static protection. The pin indicator to G.703 network
troubleshooting; the function of each LED is described in the
definitions of RS-232 are shown as follows: Power Supply
table as below:
Pin No. Function Signal direction LED Indicate Description Power input 220VAC
definition ON The power supply is running Terminal block AC power supply outlet with
2. TXD Input normally switch;
PWR
3. RXD Output OFF Power supply is disconnected Power Consumption
5. CTS Output or running abnormally Full-load 2W
LOS ON E1 interface receives no code Working Environment
6. DSR Output
AIS ON E1 interface receives full 1 code Working temperature -25~70℃
7. GND -
ERR ON E1 link interrupt Storage temperature -40~85℃
8. DCD Output
TD ON Data received successfully Working humidity 5%～95% (no condensation)
【DIP Switch】 RD ON Data sent successfully