Acer X1160' Service Manual page 67

3. Blemish (Dark)
Procedure
Inspection item
Criteria
4. Dead Pixel (Bright pixel)
Procedure
Inspection item
Criteria
5. Dead Pixel (Dark pixel)
Procedure
Inspection item
Criteria
- Test equipment: video generator.
- Test signal: analog 1024x768@60Hz.
- Test Pattern: blue 60
- Dark blemish check. (dirty)
-The dark blemish is unacceptable when it is
more than four on blue 60 pattern
- Ref. Defect specification table
Note: The defect criteria follows TI specification.
- Test equipment: video generator.
- Test signal: analog 1024x768@60Hz.
- Test Pattern: full black
- Bright pixel check.
Note: Frame dimension under operative zone1
inch
- Bright pixel is unacceptable.
- Ref. Defect specification table
Note: The defect criteria follows TI specification.
- Test equipment: video generator.
- Test signal: analog 1024x768@60Hz.
- Test Pattern: full white
- Dead pixels check.
- White pattern (IRE=100)
- Adjacent dark pixel.
- The number of the dead pixels should be less or
equal to 6 pixels.
X1160 Family/X1260 Family Confidential
Blue 60
Full black
Full white
4-5