Chamberlain LA412 - WIRING DIAGRAM; LARGE METAL CONTROL BOX

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To J15
Black
Red
Blocking
Diode
12V 33AH Battery
Black
Red
Coaxial Antenna Cable
Antenna
Photoelectric Sensors
Field Wiring
Edge
Edge
Photoelectric Sensors
Piezo Alarm
White
White
Blue
Reset Switch
Red
Black
Primary Operator
Secondary Operator
WIRING DIAGRAM
LARGE METAL CONTROL BOX
To protect against fire and electrocution:
• DISCONNECT power (AC or solar and battery) BEFORE installing or
servicing operator.
For continued protection against fire:
• Replace ONLY with fuse of same type and rating.