Printed Circuit Board Connector Wiring Diagram; Indoor Units - Daikin CTXU25G2V1B Service Manual

Printed Circuit Board Connector Wiring Diagram

1. Printed Circuit Board Connector Wiring Diagram
1.1

Indoor Units

Connectors PCB(1) (Control PCB)
1) S1
2) S21
3) S25
4) S32
5) S41
6) S46
7) S47
PCB(2) (Signal Receiver PCB)
1) S48
PCB(3) (Display PCB)
1) S49
PCB(4) (INTELLIGENT EYE sensor PCB)
1) S26
Note: Other designations
PCB(1) (Control PCB)
1) V1
2) JA
3) LED A
4) FU1 (F1U)
PCB(3) (Display PCB)
1) SW1 (S1W)
2) LED1
3) LED2
4) LED3
5) RTH1 (R1T)
9
Connector for DC fan motor
Connector for centralized control (HA)
Connector for INTELLIGENT EYE sensor PCB
Connector for heat exchanger thermistor
Connector for swing motor
Connector for display PCB
Connector for signal receiver PCB
Connector for control PCB
Connector for control PCB
Connector for control PCB
Varistor
Address setting jumper
JB Fan speed setting when compressor is OFF on thermostat
JC Power failure recovery function (auto-restart)
∗
Refer to page 256 for detail.
LED for service monitor (green)
Fuse (3.15A / 250V)
Forced operation ON / OFF switch
LED for operation (multi-color)
LED for timer (yellow)
LED for INTELLIGENT EYE (green)
Room temperature thermistor
Printed Circuit Board Connector Wiring Diagram
SiBE12-908