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Commander Installation Guide
Issue 9 Trilogy Communications Limited Page 25 of 81
3.4.5 MISCELLANEOUS I/O CARD CONNECTOR PIN-OUT
This optional connector back has 2 off D25 fixed sockets for logic outputs, a single D37 fixed
plug for logic inputs and a single D9 fixed socket for RS232/422 control and a monitoring
audio output.
To activate the logic input, connect the relevant pin to pin 37 (0V ref.).
Miscellaneous I/O Card Input Connections
Commander D37 Fixed Plug - Pin Description
1 Chassis
2 Input 27
3 Input 25
4 Input 23
5 Input 21
6 Input 19
7 Input 17
8 Input 15
9 Input 13
10 Input 11
11 Input 9
12 Input 7
13 Input 5
14 Input 3
15 Input 1
16 - 19 Not Used
20 Input 28
21 Input 26
22 Input 24
23 Input 22
24 Input 20
25 Input 18
26 Input 16
27 Input 14
28 Input 12
29 Input 10
30 Input 8
31 Input 6
32 Input 4
33 Input 2
34-36 Not Used
37 0V Reference