Philips 190VW8FB/93 Service Manual page 11

3. Proximity of Pixel Defects
Because pixel and sub pixels defects of the same type that
are near to one another may be more noticeable, Philips also
specifies tolerances for the proximity of pixel defects.
Perfect Panel - ISO 13406-2 Class II compliant do-defect-
free-display.
BRIGHT DOT DEFECTS
MODEL
1 lit subpixel
2 adjacent lit subpixels
3 adjacent lit subpixels (one white pixel)
Distance between two bright dot defects*
Total bright dot defects of all types
BLACK DOT DEFECTS
MODEL
1 dark subpixel
2 adjacent dark subpixels
3 adjacent dark subpixels
Distance between two black dot defects*
Total black dot defects of all types
TOTAL DOT DEFECTS
MODEL
Total bright or black dot defects of all types
Note:
* 1 or 2 adjacent sub pixel defects = 1 dot defect
Definition of pixel defects
ACCEPTABLE LEVEL
190VW8
3 or fewer
1 or fewer
0
>15mm
3 or fewer
ACCEPTABLE LEVEL
190VW8
5 or fewer
2 or fewer
0
>15mm
5 or fewer
ACCEPTABLE LEVEL
190VW8
5 or fewer
190VW8 LCD 11