Toa A-503A Manual page 9

Sources
PBX
Phone System
Microphone
Dry Contact
Closures
(one pair
per zone)
Figure 3: Three-Zone Paging System
BG-M Series
Mixer/Amplifier
To 'Tel' Input
To 'Tel' Input
To 'Tel' Input
TOA Electronics Amplifier Guide
Zone 1
Local
BG-M Series
Microphone
Mixer/Amplifier
Music Source
Zone 2
Local BG-M Series
Microphone
Mixer/Amplifier
Music Source
Zone 3
Local
BG-M Series
Microphone
Mixer/Amplifier
Music Source
6
Speakers
Mute
Mute
Mute