Heiko 2P Series, Service Manual

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Printed circuit board connector wiring diagram
11
Domestic air conditioner
6. Printed circuit board connector wiring diagram
Connectors
PCB (1) (Control PCB)
1) CN1, CN2 Connector for power N and L
2) CN3 Connector for ground
3) CN22 Connector for DC POWER 15V and 5V to the module board
4) CN8, CN9 Connector for CN2,CN1 on the module board
5) CN21 Connector for fan motor
6) CN10 Connector for four way valve coil
7) CN20 Connector for outdoor sensor
8) CN23 Connector for communicate between the control board and the module board
9) CN24, CN2
• •
6 Connector to N and P of the module board
10) CN4 Connector for communicate between indoor and outdoor unit
11) CN16 Connector for electric expansion valves
12) CN6, CN7 Connector for indoor power L and N
PCB (2) (Module PCB)
CN10 Connector for the DC power 5V and 15V form the control PCB
CN11 Connector for communicating between the control board and the module board
P (CN8), N (CN9) Connector for capacitance board
LI (CN3), LO (CN4) Connector for reactor
CN5, CN6, CN7 Connector for the U, V, W wire of the
compressor
Notes: Other Designations
PCB (1) (Control PCB)
1) FUSE 1, (25A, 250VAC); FUSE 2(3.15A, 250VAC)
2) LED 1 K
• •
eep light representative normal, if keep flash interval representative trouble Alarm
3) RV1, RV2, RV3 ,RV4, RV5, RV6 Varistor