Optoma EX556 - Page 28

Condential
4-4
EX556/ES556/EW556/ES555/EX555
Inspection item - Dark blemish check
Criteria - The bright blemish should be no more than 2
under blue 60 pattern.
Pixel specication
ES556/ES555/EX556/EX555
Order Symptom Pattern Criteria
1 Bright pixel ( dots) Gray 10 pattern A=0
2 Dark pixel(dots) White pattern A≤4
3 Unstable pixel (dots) Any pattern A=0
4 Adjacent pixel (dots) Any pattern A=0
5 Bright blemish (Dirty) Gray 10 pattern
A≤2
(diameter<0.5 inch)
6 Dark Blemish(Dirty) Blue 60 pattern
A≤2
(diameter<0.5 inch)
7 Bright pixel on frame Gray 10 pattern ≤1
EW556
Order Symptom Pattern Criteria
1 Bright pixel ( dots) Gray 10 pattern A=0
2 Dark pixel(dots) White pattern A≤7
3 Unstable pixel (dots) Any pattern A=0
4 Adjacent pixel (dots) Any pattern A=0
5 Bright blemish (Dirty) Gray 10 pattern
A≤4
(diameter<1 inch)
6 Dark Blemish(Dirty) Blue 60 pattern
A≤4
(diameter<1 inch)
7 Bright pixel on frame Gray 10 pattern ≤1
6. Focus Test
Procedure - Test equipment: video generator.
- Test signal: analog 800 x 600�60Hz800 x 600�60Hz�60Hz
- Test Pattern: full screen
Inspection item - Focus check
Criteria - From screen 2.4M 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.)
Full screen