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Indoor Unit
SiUS091133
19
Printed Circuit Board Connector Wiring Diagram
1.3
FDXS09/12LVJU
Connectors and
Other Parts
A1P: Control PCB
A2P: Display PCB
1) S1
Connector for AC fan motor
2) S7
Connector for AC fan motor (Hall IC)
3) S21
Connector for centralized control (HA)
4) S26
Connector for display PCB
5) S32
Connector for indoor heat exchanger thermistor
6) H1, H2, H3
Connector for terminal board
7) FG (GND)
Connector for terminal board (ground)
8) JA
Address setting jumper
9) JB
Fan speed setting when compressor stops for thermostat OFF
JC
Power failure recovery function (auto-restart)
10) LED A
LED for service monitor (green)
11) FU1 (F1U)
Fuse (3.15 A, 250 V)
12) V1 (V1TR)
Varistor
1) S1
Connector for control PCB
2) SW1 (S1W)
Forced cooling operation [ON/OFF] button
3) LED2 (H2P)
LED for timer (yellow)
4) LED3 (H3P)
LED for operation (green)
5) RTH1 (R1T)
Room temperature thermistor