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Chapter 4 Function Test & Alignment Procedure
5. Dark Blemish
Procedure
Inspection item
Criteria
6. Focus Test
Procedure
Inspection item
Criteria
7. Color Performance
Procedure
Inspection item
Criteria
4-8
- Test equipment: video generator
- Test signal: 920 x 080 @60Hz
- Test Pattern: Blue 60
- Dark blemish check
- The dark blemish should be no more than 0
under blue 60 pattern.
- Ref. Defect specification table
- Test equipment: video generator
- Test signal: 920 x 080 @60Hz
- Test Pattern: Full screen
- Focus check
- From screen .5 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 pattern. (Blur word on one of the corner
after adjustment is acceptable. However, the word
should at least be recognizable.)
- Test equipment: video generator.
- Test signal: 480p, 720p, 080p
- Test Pattern: Master, 64 gray RGBW or SMPTEbar
* Use 480p, 720p, 080p signal, master pattern to do
HDTV test. Color cannot discolor to purple and blue.
- Check if each color level is well-functioned.
- Color saturation
- Screen appears normal. It should not have any
abnormal condition, such as lines appear on the
screen and so on.
CLM W6_CLM HD6 Jan 3, 202
Blue 60
Full screen
Master
64 gray RGBW
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