Chapter 3 - Troubleshooting
Video Distortion
Is distortion across entire screen?
Yes
Improper of | No | Vertical lines | Yes | Lines move |
|
|
when wide- | Yes | BAL Board | ||||
missing colors? |
| or bars ? |
| mode |
| |
|
|
|
| |||
|
|
|
| changed ? |
|
|
No
Any horizontal lines ?
No
Yes
Yes
BAL Board
LCD Panel
No | No |
|
|
TCON
(LCD Panel)
TCON
(LCD Panel)
Any single or isolated vertical lines ?
No
More than 1
vertical band?
Yes
Yes
LCD Panel
TCON
(LCD Panel)
FIGURE
VIDEO DISTORTION TROUBLESHOOTING FLOWCHART
13 |
