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Indoor Unit
SiBE041401E
9
Printed Circuit Board Connector Wiring Diagram
1. Indoor Unit
Control PCB
(A1P)
Caution
Replace the PCB if you accidentally cut the jumpers other than JB and JC.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of
them.
1) S21
Connector for centralized control (HA)
2) S25
Connector for INTELLIGENT EYE sensor PCB
3) S32
Indoor heat exchanger thermistor
4) S41
Connector for swing motors
5) S42
Connector for reduction motor (front panel mechanism) and limit switch
6) S46
Connector for signal receiver / display PCB
7) S200
Connector for fan motor
8) H1, H2, H3,
Connector for terminal board (indoor - outdoor transmission)
9) FG
Connector for terminal board (frame ground)
10) JB
Fan speed setting when compressor stops for thermostat OFF
JC
Power failure recovery function (auto-restart)
∗
Refer to page 109 for detail.
11) LED A
LED for service monitor (green)
12) F1U, F2U
Fuse (3.15 A, 250 V)
13) V1
Varistor
S42
S41
S32
JB
JC
S200
H3
H2
FG
S46
S21
F2U
S25
LED A
V1
F1U
H1
2P357399-1
Summary of Contents for FTXG20LV1BW
Page 12: ...SiBE041401E 1 List of Functions Part 1 List of Functions 1 Functions 2...
Page 14: ...SiBE041401E 3 Specifications Part 2 Specifications 1 Specifications 4...
Page 60: ...SiBE041401E 49 Remote Controller Part 5 Remote Controller 1 Remote controller 50...
Page 113: ...SiBE041401E Check Service Diagnosis 102 50 class Diode bridge R19944...
Page 127: ...Revision History Month Year Version Revised contents 03 2014 SiBE041401E First edition...