Indoor Unit SiUS091601EA
27 Part 3 Printed Circuit Board Connector Wiring Diagram
Signal Receiver
PCB (PCB2)
Display PCB
(PCB3)
INTELLIGENT
EYE Sensor PCB
(PCB4)
The symbols in the parenthesis are the names on the appropriate wiring diagram.
1) S48 Connector for control PCB (PCB1)
3P224121-1
S48
1) S49 Connector for control PCB (PCB1)
2) SW1 Indoor unit ON/OFF switch
(Forced cooling operation ON/OFF switch)
Refer to page 199 for details of forced cooling operation.
3) LED1 (H1P) LED for operation (green)
4) LED2 (H2P) LED for timer (yellow)
5) LED3 (H3P) LED for INTELLIGENT EYE (green)
6) RTH1 (R1T) Room temperature thermistor
3P224121-1
RTH1 SW1
LED3
LED2
LED1
S49
1) S36 Connector for control PCB (PCB1)
S36
3P227885-1
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