Fdxs25/35Eavmb, Fdxs25/35E7Vmb, Fdxs50Cvmb, Fdxs50C7Vmb - Daikin 2MXS40H2V1B Service Manual

Indoor Unit
1.8 FDXS25/35EAVMB, FDXS25/35E7VMB, FDXS50CVMB,
FDXS50C7VMB
Control PCB
1) S1
2) S7
3) S21
4) S26
5) S32
6) H1, H2, H3
7) GND
8) JA
9) JB
10) LED A
11) FU1 (F1U)
12) V1 (V1TR)
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.
43
Connector for AC fan motor
Connector for AC fan motor (Hall IC)
Connector for centralized control (HA)
Connector for display PCB
Connector for indoor heat exchanger thermistor
Connector for terminal board
Connector for terminal board (earth)
Address setting jumper
∗ Refer to page 226 for detail.
Fan speed setting when compressor stops for thermostat OFF
JC Power failure recovery function (auto-restart)
∗ Refer to page 230 for detail.
LED for service monitor (green)
Fuse (3.15A, 250V)
Varistor
S21
LED A
S32
JA JB JC
Printed Circuit Board Connector Wiring Diagram
SiBE121123_A
FU1
S1
H2
H1
H3
V1
GND
S7
S26
2P131149-1