TCL TAC-09CHSA/XA71

Air Conditioner Service Manual
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TAC-18CHSA/XA71 INVERTER, TAC-24CHSA/XA71 INVERTER
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11.3 Connection of ODU PC
B
TAC-09CHSA/XA71 INVERTER, TAC-12CHSA/XA71 INVERTER
CN7
（LEV）
CN2
(OHT)
CN1
(OPTOAT)
CN3
(OVT)
CN401
(485-COM)
CN409
For
programmed
CN407
For EEPROM
programmed
P2
(CAN-Blue)
P3
(S-Black)
P1
(ACL-Brown)
P00
P01
P5-1、P8
(VAL)
Electric reactor
PC monitor
P10-3(W)
P10-2(V)
COMP.
（Bl ue） （White）
（Re d）
To indoor unit
Expansion valve
Suction Temp sensor
Out door coil Temp sensor
Outdoor ambient Temp sensor
COMP. top Temp protection
Exhaust Temp. sensor
CN12
（ORQ）
P13 (L)
P 14 (L )
P10-1(U)
P9
CN12-2
P11-1、P11-2
(HEAT)
w
u
v
CN12-1
(DC fan motor
feedback)
C
N
L
H
CN410
(OUTFAN)
DRM3
DRM2 DRM1
DRM- COM
CN13
CN11
U405
IPM
DN401
rectifier
Q403 IGBT
D412
Fast recovery
diode