Display User Manual
3D Solutions
Foreign material | Foreign material appears in display | Minor |
2.3.4Inspection Criteria
Definition of dot defect:
If the size of a dot defect is larger than 0.5 times a single pixel, it can be regarded as one dot defect
Bright dot:Dot appears bright and the size is fixed in a black pattern.
Dark dot: Dot appears dark and the size is fixed in pure red, green and blue pattern.
2.3.4.1 Display defects
The size of a circular area is defined by the average of the size along the horizontal axis (=a) and the vertical axis (=b), i.e. D=(a+b)/2. The size of a lint/scratch is defined by its with (=W) and its length (=L).
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| Maximum |
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| tolerance |
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| Bright dot |
| Random |
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| N ≤ 3 |
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| 2 dots adjacent |
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| N ≤ 1 |
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| 3 dots adjacent or more |
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| N ≤ 0 |
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| Dark dot |
| Random |
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| N ≤ 12 |
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| 2 dots adjacent |
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| N ≤ 2 |
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| 3 dots adjacent or more |
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| N ≤ 1 |
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| Minimum distance between dark |
| L ≥ 15 [mm] |
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| dots |
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| Total bright and | dark dots |
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| N ≤ 12 |
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| Backlight |
| Break down |
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| Not permitted |
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| Connector |
| Oxidized/rusty connector not acceptable |
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| Item protective plate |
| Maximum tolerance |
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| Protective plate |
| 0.15 < W ≤ 0.25 [mm], 0.3 < L ≤ 10.0 [mm], N ≤ 7 |
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| scratches |
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| Item |
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| Maximum tolerance |
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| LED function | See paragraph | Failure not acceptable |
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| 7.2 |
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| Cosmetic | Scratches | 0.05 < W ≤ 0.15 [mm], 0.3 < L ≤ 2.0 |
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| profiles |
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| [mm], N ≤ 7 |
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| Sharp edges | Not allowable. |
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| Outside and | Cracks and | Not acceptable under any |
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| connectors | Rust | circumstances. |
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Disclaimer will be printed on bag sticker and included in this manual
Please be aware that the protective plate in front of this display is sensitive for scratching during cleaning. This is caused by hard particles (like sand) that might be present in the cloth used and/or the cleaning fluid.
Small backlight intensity variations can occur in dark backgrounds
01 April 2009
12 of 25 | ©2009 Philips Electronics Nederland B.V. |
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