Sony KDL-55HX950 / KDL-65HX950 Service Manual ▷ View online
KDL-55/65HX950(CH)
85
TROUBLE SHOOTING
3) 4 times blinking (LD Board Error)
4 times blinking
Check
BACKLIGHT_MON
at JL6017
on BAPS board
BAPS board
Between 0.84 V and 2.65 V
Below 0.84 V
Check the harness
between G* board
between G* board
and LD board.
G-LD harness
NG
OK
Light source
(Inside Panel module)
Change LD Board
LD board
Check the FFC connection
between LD board and
the light source
(inside the panel module).
LS FFC
connection
Change G* Board
G* board
Symptom
improvement
improvement
NG
Check the FFC connection
between Tcon board and
LD board.
Tcon-LD FFC
connection
Change Tcon Board
Tcon board
OK
OK
NG
NG
NG
NG
Symptom
improvement
improvement
Symptom
improvement
improvement
KDL-55/65HX950(CH)
86
TROUBLE SHOOTING
4) 5 times blinking (T-con Error)
5 times blinking
Check PANEL_VCC
at JL6001 on
on the BAPS Board
G* Board
Replace
the LVDS FFC
Panel (T-con)
change
BAPS Board
LVDS FFC
Panel (T-con)
12V NG
12VOK
NG
Symptom
improvement
improvement
Symptom
improvement
improvement
NG
KDL-55/65HX950(CH)
87
TROUBLE SHOOTING
5) 6 times blinking (Backlight Power Error)
6 times blinking
Check
BACKLIGHT_MON
at JL6017
on BAPS board
BAPS board
Under 2.65V
Over 2.65V
Check the harness
between G* board
between G* board
and BAPS board.
G-B harness
NG
OK
LD board
NG
G* board
Symptom
improvement
improvement
Change G* board
KDL-55/65HX950(CH)
88
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 BAPS Board,
and Aging a few hours
BAPS Board
OK
Panel
7) 8 times blinking (Software Error)
8 times blinking
If the Symptom
Improved by changing
the WIFI module
BAPS Board
NO
WIFI Module
Symptom
improvement
improvement
NG
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