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3.2 Test
Sequence
Tests shall be run in the sequence listed in Table 1.
TABLE 1. Image Quality Specification
SEQ #
TEST
SCREEN
ACCEPTANCE CRITERIA
1
Major Dark Blemish Two Zone Blue 60
1.
No blemish will be darker than Microsoft Blue 60
in the Critical Zone
2.
2 blemishes in the Non-Critical Zone
3.
No blemish will be > ½” long/diameter
2
Major Light Blemish Two Zone Gray 10
1.
No blemish will be lighter than Microsoft Gray 10 in
the Critical Zone
2.
2 blemishes in the Non Critical Zone
3.
No blemish will be > ½” long/diameter
3 Eyecatcher
Gray
10
1.
No eyecatcher will be lighter than Microsoft Gray 10
Streaks
Blue
60
Gray 10
White
1.
No streaks
Projected Images
Any screen
1. No adjacent pixels
2. No bright pixels (Active Area)
3.
1 bright pixel (SOM)
4.
4 dark pixels
5.
6 minor blemishes
6. No DMD window aperture shadowing on the Active
Area
7. No unstable pixels in Active Area
Notes:
1. Projected blemish numbers include the count for the shadow of the artifact in addition to the
artifact itself, so that the count usually represents a single artifact on the window.
2.
3.
4.
5.
6.
No blemish shall be more than 5 inches long or have a total area of more than 5 square
inches on a 60 inch diagonal projected image. ( ½ inch for
Major Blemish tests)
During all Table 1 tests, projected images shall be inspected in accordance with the
conditions of inspection specified in Section 3.
The rejection basis for all cosmetic DMD defects (scratches, nicks, particles) will be the
projected image tests referenced in Table 1.
Any other image quality issue not specifically defined in this document shall be
acceptable.
Black screens shall not be used as a basis for rejecting DMDs for image quality.
12
Summary of Contents for PB8220 - XGA DLP Projector
Page 14: ...Figure 1 Major Blemish Two Zone Screen Critical Zone center 25 Non Critical Zone 13 ...
Page 33: ...Installation 15 User s Guide 4 Video device or VCR 5 Output monitor ...
Page 49: ...42 ...
Page 50: ...43 ...
Page 51: ...8 Lamp Replacement 44 ...
Page 52: ...45 ...
Page 53: ...46 ...
Page 54: ...9 Shutdown 47 ...
Page 89: ...Chapter 6 Trouble Shooting 82 ...
Page 90: ...83 ...
Page 98: ...6 DMD Board Trouble Shooting Guide 91 ...
Page 99: ...92 ...
Page 100: ...Chapter 7 Schematics and Assy Drawing 93 ...
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Page 105: ...Form No ACM0 0B 003 24 010918 ...
Page 106: ...Form No ACM0 0B 003 24 010918 ...
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