Indoor Unit SiUS091601EA
23 Part 3 Printed Circuit Board Connector Wiring Diagram
Display/Signal
Receiver PCB
(PCB2)
The symbols in the parenthesis are the names on the appropriate wiring diagram.
1) S27 Connector for control PCB (PCB1)
2) SW1 (S1W) 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) RTH1 (R1T) Room temperature thermistor
S27
SW1 LED2 LED1
RTH1
3P185701-4
(Solder side)
# LED3 is not mounted.
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