page 12 – 4
RD-12 / March 99
INTERCOM MODULE
Hook-Ups
All user wiring to and from the ICMD-5 module takes place at four12-
pin AMP type connectors mounted directly beneath the module on the
console mainframe’s bottom pan.
AMP B Connector — Input Audio
This connector handles the module’s audio inputs. All audio signals are
analog, +4dBu balanced.
Pin 9 - 2-way audio in HIGH
Pin 8 - 2-way audio in LOW
Pin 7 - 2-way audio in SHIELD
Pin 12 - External Line in HIGH
Pin 11 - External Line in LOW
Pin 10 - External Line in SHIELD
AMP A, B Connectors — Control
Pin 6 - External digital + power feed
Pin 5 - External digital common
Pin 12 - Station call line 5
Pin 11 - Station call line 6
Pin 9 - Station call line 7 AMP A connector
Pin 8 - Station call line 8
Pin 3 - +16V
Pin 2 - -16V
Pins 1, 4, 7, 10 - Audio Common
Pin 6 - Station call line 1
Pin 5 - Station call line 2
Pin 3 - Station call line 3 AMP B connector
Pin 2 - Station call line 4
Pins 1, 4 - Audio Common
Key diagram showing
back of typical 12-pin I/O
connector plug, with pin
numbers oriented as they
would be seen while wir-
ing. Beveled corners cor-
respond to PCB mounted
mating sockets.
5 46
8 79
11 1012
2 13
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