
64
Base Unit Electronics
Power Connector
Mic Volume
To House
To Operator
Control Box
Audio Board
Main Processor Board
Alarm
Buzze
Main On/Off
Switch
Video Cam
Connections
Fuses
Wire feed
through slot
Smoke Alarm
Signal Bundle
(Not shown)
Microphone wire
MP3 Polarity
Select Jumper
PA Jack
Volume
Mic Jack
MP3 Polarity Select Jumper
This Jumper allows you to change the signal polarity if
you need to change the brand of MP3 player you are
using. Some MP3 players have a different signal
polarity.
Bottom view with screw locations
to remove L plate
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