Samsung AVXCSH023/032/040CE Service Manual page 309

PCB Diagram
■ BLCD
CN701-Power Input (AC220V)
38
#1: L
#3: N
CN101- Motor Control Signal
42
#1: U Phase Control Signal
#2: DC 5V #3: V Phase Control Signal
#4: GND #5: W Phase Control Signal
#6: Motor Temp. Sensor Input
#7: GND
6-29
BD701
WHT
GT2
CN703 BLK CN701 BLU
2
L601
AC220~240V
C604
R604
C605
ZD601 LD601
Y-GRN
PTC2 PTC1
D601
C611
C613
C612
LD602 R608
D603 C614
R813 LD801
RED
R206
FAN/RPM
R208 R811
REV/OUT
O/TEMP IC101
C810
O/CURRENT R808
INRUSH R809
FAN
IC202
IPMFAULT
GND
R511
VCC 5V
R509
12V
R510
C102
R504
PC504
GT2-Trans Output
39
#1: AC 220V - L
#2: AC 220V - N
CN31- Motor Power
43
#1: U Phase Output
#2: V Phase Output
#3: W Phase Output
CN301 WHT
C701 C702
C312
R405
C606 C403
R404
5
W V U
R605_FUSIBLE
IC601
2 7 2 1
C602
C401
R402 C402 R403
R603 R401
C601
C201
R203
IC301 R202
D602
R201
C202
R205
7805
R204
1
2 0
R609 LD603
Y-GRN
C304 C305 C306
XT801
R814
R807
IC801
D301 D302 D303
C808
C309
C809 C301 C302 C303
R806
DVMPLUS3 C307
C806
C807
BLDC-DRIVER
R802
R803
DB41-00637A
R801
C805
070626-00437-03
C801
C802 08.01.04
C803
CN101
R805
WHT
R804
CN703- Power Output (220V)
40
#1: AC 220V - L
#3: AC 220V - N
C311
41 CN501- Main PCB Signal
Connector
#1: 12V Input #2: 5V Input
#3: GND
#4: IPM Fault Error Signal Output
#5: Fan Control Signal Input
#6: Inrush Relay Movement Signal Input
#7: Motor Over Voltage Detection
Signal Output
#8: Motor Overheating detection
Signal Output
#9: Motor Counter Rotation Detection
Signal Output
#10: Motor RPM Feedback Signal
#11: Not used #12: Not used
#13: Not used
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