Printed Circuit Board Connector Wiring Diagram - York YJHMXH007BARR-FX Service Manual

4.Printed Circuit Board Connector Wiring Diagram

indoor unit
Connectors
PCB(1) (Control PCB)
1) CN9 CN27 Connector for fan motor and feedback
2) CN1 Connector for heat exchanger thermistor and Room temperature thermistor
3) CN11 Connector for UP&DOWN STEP motor
4) CON2 Connector for power N wire
5) CON1 Connector for power L
6) CN30 CN31 Connector transformer
7) CN32 Connector for display board
8) CON6 CON8 Connector for ions generator
9) CON7 Connector for communicate between the indoor board and the outdoor board
10) CN36 Connector for long-range control
11) CN34 Connector for Net Module
12) CN20 Connector for room card
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 25 or 35 ,3 Select room card able or disable
3) RV1 Varistor0
4) FUSE1 Fuse 3.15A/250VAC
For YJHMXH007/09/12BARR-FX
Connector wring diagram
Domestic Air Conditioner