Optoma HD83, Руководство по обслуживанию

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Confidential
4-4 HD83
- Test Pattern: blue 60
Inspection item - Dark blemish check
Criteria
- The bright blemish is unacceptable under blue
60 pattern in zone A and no more than 4
bright blemish in zone B.
- Ref. Defect specification table
Pixel specification
Order Symptom Pattern Criteria
Bright pixel ( dots) Gray 10 pattern A+B=0
2 Dark pixel(dots) White pattern
A=0
B≤2
3 Unstable pixel (dots) Any pattern A+B=0
4 Adjacent pixel (dots) Any pattern A+B=0
5 Bright blemish (Dirty) Gray 10 pattern
A=0
B≤4
(diameter<1 inch)
6 Dark Blemish(Dirty) Blue 60 pattern
A=0
B≤4
(diameter<1 inch)
7 Bright pixel on frame Gray 10 pattern ≤1
6. Focus Test
Procedure - Test equipment: video generator.
- Test signal: analog 1�20 x 1080�60Hz 1�20 x 1080�60Hz �60Hz
- Test Pattern: full screen
Inspection item - Focus check
Criteria - From screen 1.�8 M via visual to check the focus,
look at the entire screen, focus shall be clear, crisp,
and sharp over the entire surface of the display pat -
tern. (Blur word on one of the corner after adjust -
ment is acceptable. However, the word should at
least be recognizable.)
7. Color Performance
Procedure - Test equipment: video generator.
- Test signal: 1�20 x 1080�60Hz, 1080i 1�20 x 1080�60Hz, 1080i �60Hz, 1080i
Full screen
Master