Connector Wiring diagrams
Domestic air conditioner
6. Printed Circuit Board Connector Wiring Diagram
Connectors
series
PCB connector
Connect with load
1
CN9
Connector for fan motor
2
CN6
Connector for heat exchanger thermistor and Room temperature thermistor
3
CN5
Connector for UP&DOWN STEP motor
4 CN10
Connector for L&R STEP motor
5 CN11
6
CON21
Connector for power N wire
7
CON52
Connector for power L
8
CN7
Connector for display board
9 CON2
Connector for ions generator
10 CON3
11
CON23
Connector for communicate between the indoor PCB and the outdoor PCB
12 CN36
Connector for long-range control
13 CN34
Connector for Net Module
14 CN51
Connector for room card
15
CN1
Connector for Fresh air
Note: Other designations
PCB(1) (Indoor Control PCB)
1) SW1 Connector for Forced operation ON / OFF switch
2) SW2 1 Select remote code A or B, 2 Select room card able or disable
⩖
3,4 Select 23
ʙ
26
ʙ
33 and 35 ,
3) RV1 Varistor0
4) FUSE1 Fuse 3.15A/250VAC
11