Sony KDL-37BX401 Service Manual ▷ View online
For service center use only
Trouble Shooting Guide
(Ver 2.0)
Model list
G2HE
LG, LC370WUN-
SCC1(FHD,60Hz)
KDL-37BX401
91.71S41.U01G
EU 37” FHD
G2LE
LG, LC320WXN-
SCB1(WXGA,60Hz)
KDL-32BX301
91.71S41.R01G
EU 32” WXGA
Power Supply
Unit
Panel info.
Model name
M/B number
Part type
System Diagram 1
MB
32” WXGA
LCD Panel
Inverter
port
TCON port
EU 32” MODEL
CN201
CN4151/
CAM CARD
CN901/USB
CN602/AV2
CN8053/
Earphone
Earphone
CN6005/HDMI2
CN6005/
HDMI1
HDMI1
CN6007/
HDMI3
HDMI3
CN6004/
HDMI4
HDMI4
LED_IR Board
U701/
TUNER
TUNER
CN/8052/
SPIDIF
SPIDIF
CN8051/
LINE OUT
LINE OUT
CN8001/
PC AUDIO IN
PC AUDIO IN
CN606/
VGA
VGA
CN604/
SCART/AV1
SCART/AV1
CN601/
YPbPr
YPbPr
CN4101
30 pin
FFC CABLE
30 pin
PSU
AC Inlet
220V
14 pin
14 pin
15 pin
15 pin
12 pin
SPEAKER_R SPEAKER_L
CN902
12PIN
12PIN
KEYPAD
CN903
4PIN
4PIN
CN802
3PIN
3PIN
CN801
2PIN
2PIN
3 pin
CN6401
CN6402
CN6101
System Diagram 2
MB
37” FHD
LCD Panel
Inverter
port
TCON port
EU 37” MODEL
CN201
CN4151/
CAM CARD
CN901/USB
CN602/AV2
CN8053/
Earphone
Earphone
CN6005/HDMI2
CN6005/
HDMI1
HDMI1
CN6007/
HDMI3
HDMI3
CN6004/
HDMI4
HDMI4
IR_LED Board
U701/
TUNER
TUNER
CN/8052/
SPIDIF
SPIDIF
CN8051/
LINE OUT
LINE OUT
CN8001/
PC AUDIO IN
PC AUDIO IN
CN606/
VGA
VGA
CN604/
SCART/AV1
SCART/AV1
CN601/
YPbPr
YPbPr
CN4102
51 pin
LVDS CABLE
50 pin
PSU
AC Inlet
220V
14 pin
14 pin
15 pin
15 pin
12 pin
SPEAKER_R SPEAKER_L
CN902
12PIN
12PIN
KEYPAD
CN903
4PIN
4PIN
CN802
3PIN
3PIN
CN801
2PIN
2PIN
3 pin
CN6401
CN6402
CN6101
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