No Video - Sony KDL-40BX450 Service Training Manual

SECTION 3 - FLOW CHARTS AND DIAGRAMS

NO VIDEO

No Video
LCD Panel*
No
Backlights
Inverter MT
turned on?
Board*
Yes
Any OSD
Yes
graphics Main Board*
present?
No
Unplug LVDS
connector at
TCON while unit Any flashes
No
is running. This seen on LCD Panel*
may need to be screen?
done more than
once
Yes
Main Board*
NO VIDEO FLOWCHART
*For Part Number information, Refer to "Section 4 - Disassembly/Part Number Information" on page 15.
KDL-40BX450/40BX451/46BX450/46BX451 13