4. Voice Alarm System
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Unimode 400 Installation PN 50710:A 10/22/97 vii
Mounting an AA-100/AA-120.........................................................................4-12
AA-100/AA-120 Terminals and Connectors...................................................4-13
Installing a Backup Amplifier..............................................................................4-14
Overview..........................................................................................................4-14
Typical Installation Drawing ...........................................................................4-14
Voice Alarm Modules
Overview..............................................................................................................4-15
Module Descriptions............................................................................................4-15
Connecting VCM-4 Speaker Circuits ..................................................................4-16
Overview..........................................................................................................4-16
VCM-4 Speaker Wiring Diagram....................................................................4-16
Connecting VCM-4 Telephone Circuits ..............................................................4-17
Wiring Diagram...............................................................................................4-17
Setting the VCM-4 to Speaker or Telephone Mode ........................................4-18
Connecting a M500CH Module to Speaker Circuits.......................................4-18
Connecting Dual Channel Module Circuits.........................................................4-19
Wiring Notes....................................................................................................4-19
Wiring Diagram...............................................................................................4-19
Voice System Configurations
Voice Systems Wiring Overview.........................................................................4-20
Internal Power Distribution..................................................................................4-21
Wiring Diagram...............................................................................................4-21
Block Diagram.................................................................................................4-21
CPU EIA-485 Connections..................................................................................4-22
Wiring Diagram...............................................................................................4-22
Block Diagram.................................................................................................4-22
Wiring an Audio Signal without a Backup Amplifier .........................................4-23
Wiring Notes....................................................................................................4-23
Typical Wiring Diagram..................................................................................4-23
Block Diagram.................................................................................................4-23
Audio Signal Wiring Using a Backup Amplifier.................................................4-24
Wiring Notes....................................................................................................4-24
Wiring Diagram...............................................................................................4-24
Block Diagrams ...............................................................................................4-24
CPU Trouble Bus Connections............................................................................4-25
Wiring Notes....................................................................................................4-25
Wiring Diagram...............................................................................................4-25
Block Diagram.................................................................................................4-25
Wiring Speaker Circuits
Wiring Speaker Circuit Overview........................................................................4-26
30 Watt/Four and Eight Speaker Circuits ............................................................4-27
Wiring Notes....................................................................................................4-27
Wiring Four Speakers ......................................................................................4-27
Wiring Eight Speakers.....................................................................................4-27
120 Watt/Four and Eight Speaker Circuits ..........................................................4-28
Wiring Notes....................................................................................................4-28
Wiring Four Speakers ......................................................................................4-28
Wiring Four Speakers ......................................................................................4-28
90 Watt/Eight Speaker Circuit Configuration......................................................4-29
Wiring Notes....................................................................................................4-29
Wiring Diagram...............................................................................................4-29
240 Watt/Eight Speaker Circuit ...........................................................................4-30
Wiring Notes....................................................................................................4-30
Wiring Diagram...............................................................................................4-30
180 Watt/Eight Speaker Circuit Configuration....................................................4-31
Wiring Notes....................................................................................................4-31