C-80
IMACS System Release 5.1.9
Reference Guide
Model No.
Running Head
Table C-55. P-Phone PPO and PPS Card Tip/Ring Connector Pinouts
Pin No.
Signal
Pin No.
Signal
1
R1
26
T1
2
nc
27
nc
3
nc
28
nc
4
R2
29
T2
5
nc
30
nc
6
nc
31
nc
7
R3
32
T3
8
nc
33
nc
9
nc
34
nc
10
R4
35
T4
11
nc
36
nc
12
nc
37
nc
13
R5
38
T5
14
nc
39
nc
15
nc
40
nc
16
R6
41
T6
17
nc
42
nc
18
nc
43
nc
19
R7
44
T7
20
nc
45
nc
21
nc
46
nc
22
R8
47
T8
23
nc
48
nc
24
nc
49
nc
25
nc
50
nc
nc = not connected