Sony KDL-32W503A / KDL-32W503A Service Manual ▷ View online
37
Troubleshooting
Troubleshooting Reference
BL* board Side B
BACKLIGHT_MON =
JL8206
JL8206
LED Blinking 4x (LED Voltage Error)
Troubleshooting
5-times blinking
Check PANEL_VCC_SW
12.5V at pin 47-51 of
CN8001 on
on the B* Board
Check Ayu2L board: F8001
Replace
the LVDS Harness
B* Board
change
B* Board
LVDS Harness
Panel (T-con)
About 12.5V
NG
OK
NG
Symptom
improvement
improvement
Symptom
improvement
improvement
NG
Confirm Tcon 12V.
3-2-5-2. LED Blinking 5x (T-Con Error)
38
B* Board Type
EUROPE
JP
BLE
BLJ
Note:
G BOARD : N/A FOR THIS MODEL
G BOARD : N/A FOR THIS MODEL
39
Troubleshooting Reference
BL* board Side A
BL* board Side A
LED Blinking 5x (T-Con Error)
PANEL_VCC_SW
F8001
40
Troubleshooting
3-2-6. LED Blinking 6x (Backlight Error)
6-time blinking
Check
BACKLIGHT_MON
on the B Board
B Board
Low
High
Panel
Refer to LED Blinking 4x for measuring points
3-2-7. LED Blinking 7x (Temperature Error)
7-time blinking
B* Board
Yes
Panel
NG
Change B* Board,
and Aging a few hours
Setting circumstance
is OK?
Temperature,
Ventilation, etc.
Set to another
location, etc.
NG
Symptom
improvement
improvement
For Ayu2L(IC9000)
replacement check related
section
replacement check related
section
B* Board Type
EUROPE
JP
BLE
BLJ
Note:
G BOARD : N/A FOR THIS MODEL
G BOARD : N/A FOR THIS MODEL
Click on the first or last page to see other KDL-32W503A / KDL-32W503A service manuals if exist.