Service manual

ES526/EX536/EX531/CB2800/ES526L/EX536L/DS316L
Condential
4-7
leakage is brighter than full black pattern.
- Using Black pattern, the light leak is acceptable
when it appears out of the zone C.
- The light leak appears in the zone C within the
frame of any pattern, please use gray 10 pattern to
judge it.
- The pattern cannot accept the color level of
the ineffective leakage is brighter than gray
10 pattern.
Note: The defect criteria follows TI specication.
3. Dead Pixel (Bright pixel)
Procedure - Test equipment: video generator
- Test signal: analog 800 x 600 @60Hz
- Test pattern: Any pattern
Inspection item - Bright pixel check.
Criteria - Bright pixel is unacceptable when it appears on zone A
and zone B.
- It is acceptable when it has 1 bright pixel on the frame
of any pattern.
- Ref. Defect specication table
Note: The defect criteria follows TI specication.
4. Dead Pixel (Dark pixel)
Procedure - Test equipment: video generator
- Test signal: analog 800 x 600 @60Hz
- Test pattern: Any pattern
Inspection item - Dead pixels check.
- Any pattern
- Adjacent dark pixel.
Criteria - It is acceptable when it has 3 dead pixels on any
pattern, the picture frame should not appear yellow,
shadow, light blue, and other nonperforming.
- Adjacent pixel with each other is unacceptable.
- Ref. Defect specication table
Note: The defect criteria follows TI specication.
Gray 10