Printed circuit board connector wiring diagram
Domestic air conditioner
6.Printed circuit board connector wiring diagram
Connectors
PCB
1) CN9、CN8 Connector for fan motor and feedback
2) CN6 Connector for heat exchanger thermistor and Room temperature thermistor
3) CN4/5 Connector for UP&DOWN STEP motor
4) CN17’ Connector for indoor power L
6) CN21、CN22、 Connector for outdoor power N and L
5) CN7 Connector for display board
7) CN35 Connector for Net Module
CN23 C
Note: Other designations
PCB(1) (Indoor Control PCB)
UNIT MOUDLE PCB MOUDLE J40 J41 J42 DISPLAY MOUDLE J1 J2
AS35RHBHRA 0011800977K(B) OFF OFF OFF 0011800989 ON ON
PCB A B C D E F G H
J40 ON OFF ON OFF ON OFF OFF ON
J41 OFF OFF ON ON ON ON OFF OFF
J42 ON OFF ON ON OFF OFF ON OFF
J2 ON ON OFF OFF
J1 ON OFF ON OFF
DISPLAY SERIES 387/1045/989 325/498 324 317
1) CN14 Connector for Forced operation ON / OFF switch
2) FUSE1 Fuse 3.15A/250VAC
3) J40/J41/J42: Model selection
4) Jumper J1 and J2 combined control, corresponding to different series of
display boards;
ON means keep; OFF means cut
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