Philips 32PM8822/10 User Manual page 79

Philips Pixel Defect Policy
Types of Pixel Defects
Pixel and sub pixel defects appear on the screen in different ways. There are two categories of pixel
defects and several types of sub pixel defects within each category.
Bright Dot Defects Bright dot defects appear as pixels or sub pixels that are always lit or 'on'. That
is, a bright dot is a sub-pixel that stands out on the screen when the monitor displays a dark pattern.
There are the types of bright dot defects:
One lit red, green or blue
sub pixel
A red or blue bright dot must be more than 50 percent brighter than neighboring dots
while a green bright dot is 30 percent brighter than neighboring dots.
Black Dot Defects Black dot defects appear as pixels or sub pixels that are always dark or 'off'. That
is, a dark dot is a sub-pixel that stands out on the screen when the monitor displays a light pattern.
These are the types of black dot defects:
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Two adjacent lit sub pixels:
- Red + Blue = Purple
- Red + Green = Yellow
- Green + Blue = Cyan (Light Blue)
Three adjacent lit sub pixels
(one white pixel)