227E4LHAB/01 User Manual

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7. Customer care and warranty

 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.

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Monitor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

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

1darksubpixel 5orfewer

2adjacentdarksubpixels 2orfewer

3adjacentdarksubpixels 0

Distancebetweentwoblackdotdefects* >15mm

Totalblackdotdefectsofalltypes 5orfewer

TOTAL DOT DEFECTS ACCEPTABLE LEVEL

Totalbrightorblackdotdefectsofalltypes 5orfewer

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

compliancetestmethodsforelectronicvisualdisplays)

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Philips 227E4LHAB/01 Lcd Monitor, Led Backlight