RJ48M Direct Feed Pinouts
Line (Span)
Receive
Transmit
T1 (Tip)
R1 (Ring)
T (Tip)
R (Ring)
1
26
1
27
2
2
29
4
30
5
3
32
7
33
8
4
35
10
36
11
5
38
13
39
14
6
41
16
42
17
7
44
19
45
20
8
47
22
48
23
A standard direct feed cable with RJ48M connectors is connected at both ends in accordance with
the preceding table. Each pin of both connectors is connected to the corresponding pin of the other.
The T1 interface is in accordance with ANSI-T1.403-1989. It is capable of connecting up to eight
digital spans. Each span connection comprises four wires with pin connections: two for transmit and
two for receive. The transmit channel connections are designated T (tip) and R (ring). The receive
channel connections are designated T1 and R1. For T1, each span handles 24 separate phone
lines.
Technical Specifications
196
Avaya Media Processing Server 500 Hardware Installation and Maintenance
October 2014