Daikin FTX-N Series Service Manual page 34

Indoor Unit
Sensor PCB
1)
(PCB1)
2)
Service PCB
1)
(PCB3)
2)
3)
Display/Signal
1)
Receiver PCB
2)
(PCB4)
3)
4)
Note
The symbols in the parenthesis are the names on the appropriate wiring diagram.
29
S49 Connector for control PCB (PCB2)
RTH2 (R1T) Room temperature thermistor
S49
S27 Connector for control PCB (PCB2)
SW2 (S2W)-4 Switch for upward airflow limit setting
Refer to page 209 for details.
 Keep the other switches as factory setting.
SW4 (S4W) Switch for airflow selection
Refer to page 46 for details.
S47 Connector for control PCB (PCB2)
SW1 (S1W) Indoor unit ON/OFF switch
(Forced cooling operation ON/OFF switch)
Refer to page 199 for details of forced cooling operation.
LED1 (H1P) LED for operation (green)
LED2 (H2P) LED for timer (yellow)
LED1
3P191450-1
SW4
S27
SW2-4
3P191448-1
LED2 SW1 S47
Part 3 Printed Circuit Board Connector Wiring Diagram
SiUS091601EA
RTH2
3P191447-1
 LED3 does not function.