Philips Pixel Defect Policy
One dark sub pixel Two or three adjacent dark sub pixels
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 ACCEPTABLE LEVEL
MODEL 231E1
1 lit subpixel 3
2 adjacent lit subpixels 1
3 adjacent lit subpixels (one white pixel) 0
Distance between two bright dot defects* >15mm
Total bright dot defects of all types 3
BLACK DOT DEFECTS ACCEPTABLE LEVEL
MODEL 231E1
1 dark subpixel 5
2 adjacent dark subpixels 2
3 adjacent dark subpixels 0
file:///D|/songaiyu/PHILIPS/231E1/PHILIPS-231E1%20%20090423/lcd/manual/ENGLISH/PRODUCT/product/PIXEL.HTM (3 of 4)2009/4/23 09:20:31