SiUS04-924 Printed Circuit Board Connector Wiring Diagram
Printed Circuit Board Connector Wiring Diagram 7
1. Printed Circuit Board Connector Wiring Diagram
1.1 Indoor Unit
Connectors PCB (1) (Control PCB)
PCB (2) (Signal Receiver PCB)
PCB (3) (Display PCB)
Note: Other designations
PCB (1) (Control PCB)
PCB (3) (Display PCB)
1) S1 Connector for DC fan motor
2) S21 Connector for centralized control (HA)
3) S25 Connector for INTELLIGENT EYE sensor
4) S32 Connector for heat exchanger thermistor
5) S41 Connector for swing motor
6) S46 Connector for display PCB
7) S47 Connector for signal receiver PCB
1) S48 Connector for control PCB
1) S49 Connector for control PCB
1) V1 Varistor
2) JA Address setting jumper
JB Fan speed setting when compressor is OFF on thermostat
JC Power failure recovery function (auto-restart)
Refer to page 184 for detail.
3) LED A LED for service monitor (green)
4) FU1 Fuse (3.15A)
1) SW1 (S1W) Forced operation ON / OFF switch
2) LED1 LED for operation (green)
3) LED2 LED for timer (yellow)
4) LED3 LED for INTELLIGENT EYE (green)
5) RTH1 (R1T) Room temperature thermistor
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