Specifications
Installation and Operation Manual  Appendix  A Pinouts 
Optimux-34 Ver. 2.81  V.35 Connectors  A-5 
Table 
A-5. V.35/ISO-2110 Pinout 
Pin 
Number 
Pin Name  Pin Description  Type 
(Input/Output) 
1 GND  Ground  GND 
2  TDA  Transmit data A  Input 
3 RDA  Receive data A  Output 
4  RTS  Request To Send  Input 
5  CTS  Clear To Send  Output 
6  DSR  Data Set Ready  Output 
7 GND  Ground  GND 
8  DCD  Data and Carrier Detect  Output 
9 RXCB  Receive clock B  Output 
10 NC  Not connected   
11 EXTCB  External clock B  Input 
12  TXCB  Transmit clock B  Output 
13 NC  Not connected   
14  TDB  Transmit data B  Input 
15  TXCA  Transmit clock A  Output 
16  RDB  Receive data B  Output 
17 RXCA  Receive clock A  Output 
18 LLB  Local Loopback  Input 
19 NC  Not connected   
20  DTR  Data Terminal Ready  Input 
21 RLB  Remote Loopback  Input 
22 NC  Not connected   
23 NC  Not connected   
24 EXTCA  External clock A  Input 
25 TEST_MODE Test Mode  Output 










