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1、epson针式打印机换针及维修（NeedlereplacementandmaintenanceofEpsonneedleprinter）NeedlereplacementandmaintenanceofEPSONneedleprinterNeedleprinterAbnormalcharacterofneedletypemachineUnliketheinkjetprinter,theneedletypemachineusuallydoesnotneedtoreplacethewordcar,butthebestsol
2、utionistousetheaxleRemove,clean,andaddoiltothelinoleum.Anothercauseofabnormalcaristhewordcarmotormissingphase,thejudgmentmethodistodragthecarbyhand,feelingmorethannormalToolightortooheavytobenormal.AnotheristheHPsensorcausedbyabnormalcar,onlythereplacementofsens
3、orscansolvetheproblem.PrintheadtroubleshootingBrokenneedleisthemostcommonfailureofprintinghead,themainreasonis:1,printingintensity,largeamountofprinting,naturallyisthemainreasonforbrokenneedle;2,printheaddirt,duetolong-termuse,theprintingheadbetweentheneedleboar
4、daccumulatedinkandpaperscrapsofdirt,sothattheneedleBlocked,easytobreaktheprintingneedle;3,ribbonbrokenneedle,theuseofnonoriginalribbonorribbon,theuseoftoolongtime,sothattheorganizationoftheribbondamage,whenThestylusiseasytopinoffwhenithitstheribbon.4,coilshortci
5、rcuit:excludethequalityofthecoilitself,themainboardoftheneedledrivetubeisalsoamajorreason,Iftheneedledriveisdamaged,thecorrespondingneedledrivetubeshallbereplacedsimultaneouslyafterchangingthecoil.5,thermistor:thermistordamageisverysmall,theperformanceofthefault
6、isliketheprintingheadoverheatingoutofthesituation.TroubleshootingofprintingheadofstylusprinterTheprintingheadfailuremainlyincludes:theprintingheadbreakstheneedle,theprintingneedlecoilburnsout,thegapbetweentheprintingheadandtheprintingrollerdeviatesPrintheadcable
7、disconnection.1.printheadbrokenneedlePrinterheadbrokenneedleisthemostcommonfaultprinter,thisfaultalmostaccountedforhalfofthetotalfailure.BecausetheprinterhitsTheprintingprincipleconsistsofadotarrayformedbyapluralityofprintingneedlesstrikingtheribbontoformacharac
8、ter/Chinesecharacter.Ifthereisabrokenneedleintheprinthead,itwillbebrokenTheprintedcharacters/Chinesecharactershavefewerdisadvantages.Thispaperfocusesontheneedlechangi
