Indoor Unit SiBE121135_A
53 Printed Circuit Board Connector Wiring Diagram
2.4 FTXS60/71GV1B
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) S1 Connector for DC fan motor
2) S21 Connector for centralized control (HA)
3) S25 Connector for INTELLIGENT EYE sensor PCB
4) S32 Connector for indoor heat exchanger thermistor
5) S41 Connector for swing motors
6) S46 Connector for display PCB
7) S47 Connector for signal receiver PCB
8) H1, H2, H3,
FG
Connector for terminal board
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)
2P227881-2
V1
H1H2H3
LED A
S32
S1S41
S46
S25
S47
S21
JBJAJC
FG
FU1
(3.15A)