Indoor Unit SiBE121135_A
49 Printed Circuit Board Connector Wiring Diagram
2.2 CTXS15/35K2V1B, FTXS20/25K2V1B
Control PCB
Caution Replace the PCB if you accidentally cut the jumpers other than JA, JB, and JC.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of
them.
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 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 253 for detail.
11)JB Fan speed setting when compressor stops for thermostat OFF
JC Power failure recovery function (auto-restart)
∗ Refer to page 257 for detail.
12)LED A LED for service monitor (green)
13)FU1 (F1U) Fuse (3.15 A, 250 V)
FU1
FG1, FG2
LED A
S200
2P297453-1
S32
S26
S6
JA JC JB
S25
S403
H2
H3
H1
V1