Sony KDL-40HX750 Service Training Manual page 27

Video Distortion
*For Part Number information, Refer to "Section 4 - Disassembly/Part Number Information" on page 19.
KDL-40HX750/46HX750/46HX751/55HX750/55HX751
SECTION 3 - FLOW CHARTS AND DIAGRAMS
Is distortion
Improper or
Yes
across entire
missing colors?
screen?
No Yes
Main Board
Any horizontal
Yes
LCD Panel
lines?
No
Any single or
Yes
isolated vertical LCD Panel
lines?
No
Yes
More than 1 TCON
vertical band? (LCD Panel)
No
Vertical lines move when
Yes
or bars? wide-mode
changed?
No
(LCD Panel)
VIDEO DISTORTION
Lines
Yes
Main Board
No
TCON
17