Philips Brilliance 4K Ultra HD LED Backlit Monitor 288P6LJEB P-line 28" - 71.1 cm 4K Ultra HD 3840 x 2160 - Manual (Page 40)

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7. Customer care and warranty
Proximity of Pixel Defects
Because pixel and sub pixels defects of the
same type that are near to one another may be
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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,
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monitor must have pixel or sub pixel defects
exceeding the tolerances listed in the following
tables.
BRIGHT DOT DEFECTS ACCEPTABLE LEVEL
2 adjacent lit subpixels ”
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Distance between two bright dot defects* •PP
BLACK DOT DEFECTS ACCEPTABLE LEVEL
2 adjacent dark subpixels ”
3 adjacent dark subpixels ”
Distance between two black dot defects* •PP
TOTAL DOT DEFECTS ACCEPTABLE LEVEL
Total bright or black dot defects of all types ”
Note
1. 1 or 2 adjacent sub pixel defects = 1 dot defect
2. This monitor is ISO9241-307 compliant. (ISO9241-307: Ergonomic requirement,analysis and
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3. ISO9241-307 is the successor of formerly known ISO13406 standard, which is withdrawn by the
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4. Please refer to page 40 for European pixel defect policy.
Note
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.