Instruction manual

Vitec Group Communications
ICS-22 Speaker Panel Instruction Manual
4-3
TECHNICAL REFERENCE
Figure 4-1: ICS-22 Block Diagram
EQ/
LIM
Mic Select
Headset
Mic Panel
Mic
Talk
Sidetone
Null
Call
Waiting
Light
Answer
Back
Intercom
Volume
Red /
Green
Speaker
On/Off
Speaker
Call Send &
Receive
RMK
Microprocessor
Talk/
VOX
Headset
Output
Balanced
Program
Input
Speaker
Dip
Program
Mute
Mic Dip /
Mute
VOX
Program
Level
Matrix
Connector
Rectifier
16 VAC
Power
Matrix
Interface
Microprocessor
Talk/Listen
Select Switch
A B