Read Sony KLV-52X200A / KLV-52X250A Service Manual online
KLV-52X200A/
52X250A
(GA) 2-6
Here is trouble shooting flow related Video
5. Video Problem
5. Video Problem
Video
problem
All inputs
have
problem?
YES
NO
Analog
Channel
Problem
?
Digital
Channel
Problem?
HDMI
Problem
?
Check
LVDS harness
(B2 and Panel)
G2/D4/D5 boards
B2 board
Panel
LVDS harness
(B2 and Panel)
G2/D4/D5 boards
B2 board
Panel
NO
NO
Check
B2 board
B2 board
Check
TUG board
AG board
B2 board
TUG board
AG board
B2 board
Check
B2 board
AG board
B2 board
AG board
YES
YES
YES
NO
Check
B2 board
AG board
B2 board
AG board
Back Light
Blinks?
NO
Check
LVDS harness
(B2 and Panel)
B2 board
Panel
LVDS harness
(B2 and Panel)
B2 board
Panel
YES
2-2. DIAGNOSIS MODE
Method of start/end
Method of start/end
Start
Start
–
–
It starts with
It starts with
Sircs
Sircs
Command(<Off>
Command(<Off>
-
-
> <Display>
> <Display>
-
-
> <5>
> <5>
-
-
> <
> <
vol
vol
-
-
>
>
-
-
> <On>).
> <On>).
End
End
–
–
It ends by the remote control OFF.
It ends by the remote control OFF.
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