BenQ PE8700 Service Manual page 21

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5
Light Pixel
6
Minor Blemishes
7
Unstable Pixel
Notes:
1. The acceptance basis for all cosmetic DMD defects will be the projected image tests
referenced in Table 1.
2. Projected blemish numbers include the shadow of the artifact in addititon to the artifact
itself.(Count=4)
4. The projected image shall not contain any blemish more than 15 cm long, measured on
a 1.32m diagonal screen.
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Gray 6
White or Black
Red Ramp
Screen(or any
other
TABLE 1. Image Quality Specification
No light pixels visible on Gray 6
Total of Dark and Light Blemishes ≦
4
(See Test 4 , 5)
No unstable pixels
20

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