Philips 190S5 User Manual page 57

Philips Pixel Defect Policy
One lit red, green or blue
sub pixel
Black Dot Defects
These are the types of black dot defects:
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.
Pixel Defect Tolerances
In order to qualify for repair or replacement due to pixel defects during the warranty period, a TFT
LCD panel in a Philips flat panel monitor must have pixel or sub pixel defects exceeding the
tolerances listed in the following tables.
BRIGHT DOT
DEFECTS
MODEL
1 lit subpixel
2 adjacent lit
subpixels
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Two adjacent lit sub pixels:
- Red + Blue = Purple
- Red + Green = Yellow
- Green + Blue = Cyan (Light Blue)
Black dot defects appear as pixels or sub pixels that are always dark or 'off'.
One dark sub pixel
190P5
2 or fewer
1 or fewer
Three adjacent lit sub pixels
(one white pixel)
Two or three adjacent dark sub pixels
ACCEPTABLE LEVEL
190B5
3 or fewer
1 or fewer
190S5
3 or fewer
1 or fewer