Read Sony KDL-40R450A / KDL-46R450A Service Manual online
KDL-40R450A/46R450A 10
SECTION 2 - TROUBLESHOOTING
.
*For Part Number information, refer to
“Section 4 - Exploded View/Part Number Information” on page 19
.
NO VIDEO FLOWCHART
No Video
Backlights
turned on?
Unplug LVDS
connector at
TCON while unit
is running. This
may need to be
done more than
once
Any flashes
seen on
screen?
Yes
No
Any OSD
graphics
present?
No
Main Board
No
LCD Panel
Yes
Yes
Main Board
LCD Panel
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