Optoma EW610ST Service Manual page 23

1.Bright pixel
Procedure
Inspection item
Criteria
2. Dark pixel
Procedure
Inspection item
Criteria
- Test equipment: video generator.
- Test signal: analog 1280x800@60Hz.
- Test Pattern: Gray 10
- Bright pixel check.
- Bright pixel is unacceptable under gray 10
pattern.
Please refer to the figure in 4-3 Test Condition
for Frame and Active area.
Note: The defect criteria follows TI specification.
- Test equipment: video generator.
- Test signal: analog 1280x800@60Hz.
- Test Pattern: White pattern
- Dark pixels check.
- White pattern
- Adjacent dark pixel.
- The number of the dead pixels should be less or
equal to 7 pixels.
- Adjacent pixel with each other is unacceptable.
Note: The defect criteria follows TI specification.
EW610ST/EX610ST/EW605ST/EX605ST
Gray 10
White pattern
Confidential
4-5