lcd显示屏问题集锦

lcd显示屏问题集锦

ID:30777862

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时间:2019-01-03

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1、LCD显示屏问题集锦LCDscreenproblemcollectionWhydoestheLCDturnyellowandred?LCDUSESacertainperiod,especiallybrightnesstotaladjusttothebiggest,thescreenitselfandthelamptubeageingwillbeyellow・Whencoldisturnedon,thescreenisredmainlybecauseoftheageingofthelamptubeandchangingthelamp.Whatdoesthescreenlinedo?Therear

2、etworowsofnotebookcomputer,akindoffromthescreentodisplaypartoftheline,acontrolcircuitfromthescreentoTFTpanelline,thesetwolinesaretoplaytheroleofatransmissiondisplaycontent,thedifferenceisthatfromthescreentodisplaypartoftheribboncableistransmittedsignalsoftheentirescreendisplay,thesesignalsattheendof

3、thecontrolcircuitisdividedintoeachpixelinthetoTFTpaneltodisplaycontent・Ifthereisaproblemwiththelineinanyoftheseplaces,thedisplaywillbeabnorma1.Whyisalaptopscreenthatdoesn,tlooklikeadesktop?IfyoureferstothecomparisonoftheLCD,thencomparebothcongenitalconditionsyouwillunderstand,thelaptopscreenneedtosa

4、veelectricity,lightandreducethethicknessoflaptopscreenssomostonlyalighttube,thestructureiscompact,anddesktopLCDmonitorisnotboundbyelectricity,attherequestofthelightandreducethethicknessthanalaptopscreenmuchlooser,thereforethedesktopLCDcanusemorelighttubeandtheinternalstructureisloosecanputmorereflec

5、tortoimprovecontrastandcolorsaturation,theyareindifferentduetothestartingpoint,sothelaptopscreencolorthandesktopLCDisnorma1.Ifyou'retalkingaboutthecomparisonbetweenLCDanddesktopCRTdisplays,that'snottomention,hehe・・・CongenitalLCDdisplaycoloristhanaCRTdisplay,withLCDdisplay,infact,onmostPCcanonlydispl

6、ay18bitcolordepth,24bitismostlybyjitter,32bitbasicallydon,thavetodependon,isthisgapislarge・Whyisthescreenflashing?Whenthebrightnessisreducedtoacertainextent,manylaptopsappeartohavescreensflashing,especiallywhenWindows2000shutsdown.SomegraphicsCARDS(suchastheATIMobilityRadeon77,500or9000)willautomati

7、callyreducetherefreshrateandcausethescreentoblinkwhenthepowerisactivated.Ofcourse,itmaybethatthescreen,sownlamptubescauseproblems,butthisisrare・DoyouneedtoattachaprotectivefilmtotheLCD?Wedonotrecommen

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