Comtech EF Data OMS11 - Manual (Page 43)

Connector Pinouts OMS11 1:1 Redundancy Switch
TM133 – Rev. 1.1 5-10
Table 5.8 cont. RS422 Synchronous Data I/O; Async Data Connector (J1)
J1
Pin No.
Async - Signal Name Signal Direction
26 Transmit Data B (Async) TXD_B Input N/C
27 Transmit Data A (Async) TXD_A Input N/C
28 No Connect --- --- N/C
30 Receive Data A (Async) RXD_A Output N/C
31 Receive Data B (Async) RXD_B Output N/C
Table 5.9 G.703 Balanced (J1)
J1
Pin No.
G703 Balance - Signal Name Signal Direction G.703
Balanced
15 Pin
Reference
32 Send Data (-) SD-A Input 1
35 Receive Data A (-) RD-A Output 3
34 Ground GND --- 4
33 Send Data (+) SD-B Input 9
36 Receive Data B (+) RD-B Output 11
37 No Connect --- --- 14
29 No Connect --- --- 15