Domestic air conditioner
6.Printed Circuit Board Connector Wiring Diagram
Indoor unit
Connectors Indoor PCB
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1 CN1 CN3 connector for transformer
2 CN2 connector for power line
3 CN3 connector for transformer output
4 CN5ā connector for up and down step motor.
5 CN6 connector for ambient temp. sensor and piping temp.sensor.
6 CN7 connector for display board
7 CN8 connector for AC fan feedback motor.
8 CN9 connector for AC fan motor.
Connector Wiring diagrams
11
9
10
CN35
CN36
connector for Net Module
connector for long-range control
CN2
CN3
CN1
CN9
CN5ā
CN7
SW1
CN8
CN6
CN35
CN36