Acer X1161 Service Manual page 57

Criteria
5. Blemish (Bright)
Procedure
Inspection item
Criteria
6. Blemish (Dark)
Procedure
Inspection item
Criteria
7. Focus test
Procedure
- White pattern (IRE=100)
- Adjacent dark pixel.
- It is acceptable when it has 4 dead pixels on
full white pattern, the picture frame should not
appear yellow, shadow, light blue, and other
nonperforming.
- If there is Blemish on full white pattern, please
use blue 60 pattern to judge it.
- Adjacent pixel with each other is unacceptable.
- Ref. Defect specification table
Note: The defect criteria follows TI specification.
- Test equipment: video generator
- Test signal: analog 1024 x 768 @60Hz
- Test pattern: Gray 10
- Bright blemish check. (dirty)
- It is acceptable when it has 4 bright blemishes
under gray 10 pattern.
- Ref. Defect specification table
Note: The defect criteria follows TI specification.
- Test equipment: video generator
- Test signal: analog 1024 x 768 @60Hz
- Test pattern: Blue 60
- Dark blemish check. (dirty)
- The dark blemish is unacceptable when it is more
than four under blue 60 pattern.
- Ref. Defect specification table
Note: The defect criteria follows TI specification.
- Test equipment: video generator
X1161/X1261 Confidential
Gray 10
Blue 60
4-6