Specifications

Printed Circuit Board Connector Wiring Diagram SiUS12-928_A
19 Printed Circuit Board Connector Wiring Diagram
1.2 Indoor Unit - Slim Duct Built-in System
Connectors and
Other Parts
PCB (1): Control PCB
PCB (2): Display PCB
1) S1 Connector for fan motor
2) S7 Connector for 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, GND Connector for terminal board
7) JA Address setting jumper
JB Fan speed setting when compressor stops for thermostat OFF
JC Power failure recovery function (auto-restart)
∗ Refer to page 223 for detail.
8) LED A LED for service monitor (green)
9) FU1 (F1U) Fuse (3.15 A, 250 V)
10) V1 (V1TR) Varistor
1) S1 Connector for control PCB
2) SW1 (S1W) Forced operation ON/OFF button
3) LED1 (H1P) LED for HOME LEAVE operation (red)
4) LED2 (H2P) LED for timer (yellow)
5) LED3 (H3P) LED for operation (green)
6) RTH1 (R1T) Room temperature thermistor