6. Printed Circuit Board Connector Wiring Diagram
Connectors
PCB (1) Control PCB
daolhtiwtcennoCrotcennocBCPseires
1 CN1
Connector for power N and L
2 CN2
3CN3
Connector for ground
4 CN8
5 CN9
6 CN10
7 CN11
8 CN15
9 CN16
10 CN17
11 CN18
12 CN19
13 CN20
14 CN21
15 CN47
16 CN22
17 CN23
18 CN24
19 CN25
Wiring diagram
Domestic air conditioner
Connector for CN9,CN8 on the module board
Connector for four way valve coil
Connector for electric expansion valves
Connector for thermistors
Connector for fan motor
Connector for DC POWER 15Vand 5V to the module board
Connector for communicate between the control board and themodule board
Connector to P and N of the module board
CN28
CN36 Connector for communicate between indoor and outdoor unit
20
21
îî
CN45 Connector for terminal protect
22
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