Optoma EW330 - Page 35

EX330/EW330/EX330(1W)/EW330(1W) Condential
4-5
2. Light Leak
Procedure - Test equipment: video generator
- Test signal: analog 1024 x 768 @60Hz
- Test pattern: Black pattern
- Check if the light leaks.
* Light leak on reective edge, eye-catcher,
bond wires and exposed metal.
Inspection item - Light leak check.
Criteria - The pattern cannot accept the color level of the
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.Bright pixel
Procedure - Test equipment: video generator.
- Test signal: analog 1024x768@60Hz.
- Test Pattern: Gray10 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.
Full black
Gray 10