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DOWNLOAD Sony KDL-46HX820 / KDL-46HX823 / KDL-46HX825 / KDL-55HX820 / KDL-55HX823 / KDL-55HX825 Service Manual ↓ Size: 5.96 MB | Pages: 102 in PDF or view online for FREE

Model
KDL-46HX820 KDL-46HX823 KDL-46HX825 KDL-55HX820 KDL-55HX823 KDL-55HX825
Pages
102
Size
5.96 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / S/N RANGE 3,000,001-3,999,999
File
kdl-46hx820-kdl-46hx823-kdl-46hx825-kdl-55hx820-kd.pdf
Date
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Sony KDL-46HX820 / KDL-46HX823 / KDL-46HX825 / KDL-55HX820 / KDL-55HX823 / KDL-55HX825 Service Manual ▷ View online

KDL-46/55HX820,823,825(AEP/UK)
69
TROUBLE SHOOTING
3) 4 times blinking (Balancer Error)
4-time blinking
Check
PANEL_FAIL at
pin 7 of CN6002
on the B* Board
Panel
B* Board
Between 0.84V to 2.65V
Change G* Board
G* Board
Below 0.84V
Symptom 
improvement
NG
Change LED Driver Board
LED Driver Board
Symptom 
improvement
KDL-46/55HX820,823,825(AEP/UK)
70
TROUBLE SHOOTING
4) 5 times blinking (T-con Error)
5-time blinking
Check PANEL_VCC
at pin 1 of
CN6001 on
on the B* Board
G* Board
Replace the Harness 
Between G* and Panel
Replace
the LVDS Harness
Panel (T-con)
change
B* Board
Harness
LVDS Harness
Panel (T-con)
12V NG
12V OK
NG
Symptom 
improvement
Symptom 
improvement
Symptom 
improvement
NG
NG
RGB sensor Change
RGB Sensor
Symptom 
improvement
KDL-46/55HX820,823,825(AEP/UK)
71
TROUBLE SHOOTING
5) 6 times blinking (Backlight Error)
6-time blinking
Check
the harness between
the T-con board and the
LED driver board.
Harness
Change G* board
G* Board
NG
Light Source
(Inside Panel Module)
Change LED driver
board
LED Driver Board
NG
Check FFC connection between
the LED driver board and
the light source 
(inside the panel module) 
FFC Connection
NG
NG
OK
OK
Symptom 
improvement
Symptom 
improvement
Change B*
board
B* Board
Symptom 
improvement
KDL-46/55HX820,823,825(AEP/UK)
72
TROUBLE SHOOTING
6) 7 times blinking (Temperature Error)
7 times blinking
Setting circumstance
is OK?
Temperature,
Ventilation, etc.
Set to another
Location, etc.
NO
YES
Change B* Board,
and Aging a few hours
B* Board
OK
Panel
7) 8 times blinking (Software Error)
8 times blinking
If the Symptom
Improved by changing
the WIFI module
B* Board
NO
WIFI Module
YES
Page of 102
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