Ftxs35/42/50K2V1B, Ftxs25/35/42/50J2V1B, Atxs20/25/35/42/50G2V1B - Daikin Super multi NX E Series Service Manual

Indoor Unit
2.3 FTXS35/42/50K2V1B, FTXS25/35/42/50J2V1B,
ATXS20/25/35/42/50G2V1B
Control PCB
1) S1
2) S21
3) S25
4) S32
5) S41
6) S46
7) S47
8) H1, H2, H3,
9) JA
10) JB
11) LED A
12) FU1 (F1U)
13) V1
S46
S25
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.
51
Connector for DC fan motor
Connector for centralized control (HA)
Connector for INTELLIGENT EYE sensor PCB
Indoor heat exchanger thermistor
Connector for swing motors
Connector for display PCB
Connector for signal receiver PCB
Connector for terminal board
FG
Address setting jumper
∗ Refer to page 253 for detail.
Fan speed setting when compressor stops for thermostat OFF
JC Power failure recovery function (auto-restart)
∗ Refer to page 257 for detail.
LED for service monitor (green)
Fuse (3.15 A, 250 V)
Varistor
S41 S1
JC JA JB
S21
S47
S32
LED A
Printed Circuit Board Connector Wiring Diagram
SiBE121135_A
FG
H3 H2 H1
FU1
V1
2P206687-1
2P206687-5