AT&T Release 2.0 manual Wire-Wrap Connector Pin Assignments Pin No Signal

Connecting the Control Unit to the Network Interface

Table 4-15. Wire-Wrap Connector Pin Assignments

Pin No. Signal

1shield ground

2shield ground

3transmit data to the DTE (ring)

5receive data from the DTE (tip)

8 receive data from the network (tip)

10transmit data to the network (ring)

19shield ground

20shield ground

21 transmit data to the DTE (tip)

23 receive data from the DTE (ring)

26 receive data from the network (ring)

28transmit data to the network (tip)

30external ACO input

31 audible com

32audible N/C (with ACO)

33audible N/O (with ACO)

34visual com

35 visual N/C (no ACO)

3 6 visual N/O (no ACO)

4 - 28 Installing the Channel Service Unit