Indoor Unit
SiBE041134EB
12
Printed Circuit Board Connector Wiring Diagram
1. Indoor Unit
Control PCB
(PCB1)
Caution
Replace the PCB if you accidentally cut a wrong jumper.
Jumpers are necessary for the electronic circuit. Improper operation may occur if you cut any of
them.
Note:
The symbols in the parenthesis are the names on the appropriate wiring diagram.
1) S6
Connector for swing motor (horizontal blade)
2) S25
Connector for INTELLIGENT EYE sensor PCB
3) S26
Connector for display PCB
4) S32
Connector for indoor heat exchanger thermistor
5) S200
Connector for DC fan motor
6) S403
Connector for adaptor PCB (option)
7) FG1, FG2
Connector for terminal board (frame ground)
8) H1, H2, H3
Connector for terminal board (indoor - outdoor transmission)
9) V1
Varistor
10)JA
Address setting jumper
∗
Refer to page 109 for details.
11)JB
Fan speed setting when compressor stops for thermostat OFF
∗
Refer to page 111 for details.
12)JC
Power failure recovery function (auto-restart)
∗
Refer to page 111 for details.
13)LED A
LED for service monitor (green)
14)FU1 (F1U)
Fuse (3.15 A, 250 V)
FU1
FG1, FG2
LED A
S200
2P297453-1
2P297453-2
S32
S26
S6
JA JC JB
S25
S403
H2
H3
H1
V1