Printed Circuit Board Connector Wiring Diagram
SiBE12-933_A
48
Printed Circuit Board Connector Wiring Diagram
1.4
Floor Standing Type
Connectors
PCB (1) (Sensor PCB)
PCB (2) (Control PCB)
PCB (3) (Service PCB)
PCB (4) (Display PCB)
Note:
Other Designations
PCB (1) (Sensor PCB)
PCB (2) (Control PCB)
PCB (3) (Service PCB)
PCB (4) (Display PCB)
1) S49
Connector for control PCB
1) S1
Connector for fan motor
2) S21
Connector for centralized control
3) S26
Connector for service PCB
4) S32
Connector for heat exchanger thermistor
5) S41
Connector for lower air outlet motor
6) S42
Connector for swing motor
7) S46
Connector for display PCB
8) S48
Connector for sensor PCB
1) S27
Connector for control PCB
1) S47
Connector for control PCB
1) RTH2 (R1T)
Room temperature sensor
1) V2
Varistor
2) JA
Address setting jumper
JB
Fan speed setting when compressor is OFF on thermostat
JC
Power failure recovery function
∗
Refer to page 255 for detail.
3) FU1 (F1U)
Fuse (3.15A)
4) LED A
LED for service monitor (green)
1) SW2 (S2W)
Changing upward airflow limit switch
2) SW4 (S4W)
Discharge changeover switch
1) SW1 (S1W)
Forced cooling operation ON/OFF switch
2) LED1
LED for operation (green)
3) LED2
LED for timer (yellow)