Cables, Connectors, and Pin Assignments
E-26 9161-A2-GH30-30April 1998
T1 Mass Termination Cable
A T1 mass termination cable is available to connect up to seven NAMs mounted
in a 9000 Series Access Carrier to an M66 block. The T1 mass termination cable
is a 5-foot RJ48H cable consisting of a 50-pin plug at one end and seven RJ48C
plugs at the other end. The following shows pin assignments for the RJ48H
connector.

RJ48H Connector Pinouts for T1 Mass Termination Cable

Circuits
Line # T11R12T3R4
1
2
3
4
5
6
7
26
27
28
29
30
31
32
1
2
3
4
5
6
7
39
40
41
42
43
44
45
14
15
16
17
18
19
20
1Receive Tip from Network
2Receive Ring from Network
3Transmit Tip to Network
4Transmit Ring to Network