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Cables, Connectors, and Pin Assignments
E-13
9161-A2-GH30-20
September 1997
E&M Voice APM Connector
The E&M Analog Voice APM uses a single 50-pin connector (RJ27X socket) to
provide eight 2-wire interfaces for connecting to analog voice equipment.
E&M 50-Pin Amphenol Connector (1 of 2)
Port
Pin
Function
Signal
1
26
Transmit tip
T
1
Transmit ring
R
27
Receive tip
T1
2
Receive ring
R1
28
E Lead
E
3
M Lead
M
2
29
Transmit tip
T
4
Transmit ring
R
30
Receive tip
T1
5
Receive ring
R1
31
E Lead
E
6
M Lead
M
3
32
Transmit tip
T
7
Transmit ring
R
33
Receive tip
T1
8
Receive ring
R1
34
E Lead
E
9
M Lead
M
4
35
Transmit tip
T
10
Transmit ring
R
36
Receive tip
T1
11
Receive ring
R1
37
E Lead
E
12
M Lead
M