Paradyne CSU User Manual

Page of 470
E. Connectors, Cables, and Pin Assignments
9128-A2-GB20-80
September 2002
E-15
T1 Network Cable (Feature No. 3100-F1-500)
Network access is via a 20-foot cable with an RJ48C unkeyed plug-type connector 
on each end. The following table shows pin assignments and the purpose of each.
T1 Mass Termination Cable (Feature No. 9007-F1-500)
The following pin assignments are for the T1 Mass Termination cable that 
connects multiple carrier-mounted FrameSaver units to an M66 block. It has a 
50-pin RJ48H plug at one end and seven RJ48C plugs at the other end.
Function
Circuit
Direction
Pin Number
Receive Ring
R1
From Network
1
Receive Tip
T1
From Network
2
Transmit Ring
R
To Network
4
Transmit Tip
T
To Network
5
Function
Circuit Line #
Pin #
Function
Circuit Line #
Pin #
Receive ring 
from the 
network
R1
1
2
3
4
5
6
7
1
2
3
4
5
6
7
Transmit ring to 
the network
R
1
2
3
4
5
6
7
14
15
16
17
18
19
20
Receive tip 
from the 
network
T1
1
2
3
4
5
6
7
26
27
28
29
30
31
32
Transmit tip to the 
network
T
1
2
3
4
5
6
7
39
40
41
42
43
44
45