Printed Circuit Board Connector Wiring Diagram; Indoor Unit - Haier Arc Series Service Manual

4. Printed Circuit Board Connector Wiring Diagram

4.1 Indoor Unit

Connectors PCB1
1) CN1 connector for ION unit
2) CN2 connector for DC fan motor
3) CN4 connector for N in the terminal block
4) CN7 connector for louver motor
5) CN8 connector for ambient temp. sensor and piping temp.sensor
6) CN9 connector for PCB2
PCB2
CN101 connector for CN9 of PCB1
Other designations
CN4
24C03/Z HSU-24H03/Z
control PCB
1) SW1 in PCB1 is touch key.
CN3
CN2
CN7
CN6
PCB1
9
Sw1
N8
C
CN9