216. Customer care and warrantyNoteA red or blue bright dot must be more than50 percent brighter than neighboring dotswhile a green bright dot is 30 percent brighterthan neighboring dots.Black Dot DefectsBlack dot defects appear as pixels or sub pixelsthat are always dark or 'off'. That is, a dark dotis a sub-pixel that stands out on the screenwhen the monitor displays a light pattern.These are the types of black dot defects.Proximity of Pixel DefectsBecause pixel and sub pixels defects of thesame type that are near to one another may bemore noticeable, Philips also specifies tolerancesfor the proximity of pixel defects.Pixel Defect TolerancesIn order to qualify for repair or replacementdue to pixel defects during the warranty period,a TFT Monitor panel in a Philips flat panelmonitor must have pixel or sub pixel defectsexceeding the tolerances listed in the followingtables.BRIGHT DOT DEFECTS ACCEPTABLE LEVEL1 lit subpixel 32 adjacent lit subpixels 13 adjacent lit subpixels (one white pixel) 0Distance between two bright dot defects* >15mmTotal bright dot defects of all types 3BLACK DOT DEFECTS ACCEPTABLE LEVEL1 dark subpixel 5 or fewer2 adjacent dark subpixels 2 or fewer3 adjacent dark subpixels 0Distance between two black dot defects* >15mmTotal black dot defects of all types 5 or fewerTOTAL DOT DEFECTS ACCEPTABLE LEVELTotal bright or black dot defects of all types 5 or fewerNote1. 1 or 2 adjacent sub pixel defects = 1 dot defect2. This monitor is ISO9241-307 compliant (ISO9241-307: Ergonomic requirement, analysis andcompliance test methods for electronic visual displays)