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1、SERVICEMANUAL9-pinSerialImpactDotMatrixPrinterEPSONLX-300+/1170LX-300+LX-1170®SEDM997003NoticeAllrightsreserved.Nopartofthismanualmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformorbyanymeanselectronic,mechanical,photocopying,orotherwi
2、se,withoutthepriorwrittenpermissionofSEIKOEPSONCORPORATION.Allefforthavebeenmadetoensuretheaccuracyofthecontentsofthismanual.However,shouldanyerrorsbedetected,SEIKOEPSONwouldgreatlyappreciatebeinginformedofthem.Thecontentsofthismanualaresubjecttoch
3、angewithoutnotice.Allefforthavebeenmadetoensuretheaccuracyofthecontentsofthismanual.However,shouldanyerrorsbedetected,SEIKOEPSONwouldgreatlyappreciatebeinginformedofthem.TheabovenotwithstandingSEIKOEPSONCORPORATIONcanassumenoresponsibilityforanyerr
4、orsinthismanualortheconsequencesthereof.EPSONisaregisteredtrademarkofSEIKOEPSONCORPORATION.GeneralNotice:Otherproductnamesusedhereinareforidentificationpurposeonlyandmaybetrademarksorregisteredtrademarksoftheirrespectiveowners.EPSONdisclaimsanyandall
5、rightsinthosemarks.Copyright©2000SEIKOEPSONCORPORATION.Imaging&InformationProductDivisionTPCSQualityAssuranceCenterTPCSDepartmentPRECAUTIONSPrecautionarynotationsthroughoutthetextarecategorizedrelativeto1)Personalinjuryand2)damagetoequipment.DANGERSi
6、gnalsaprecautionwhich,ifignored,couldresultinseriousorfatalpersonalinjury.GreatcautionshouldbeexercisedinperformingproceduresprecededbyDANGERHeadings.WARNINGSignalsaprecautionwhich,ifignored,couldresultindamagetoequipment.Theprecautionarymeasuresitem
7、izedbelowshouldalwaysbeobservedwhenperformingrepair/maintenanceprocedures.DANGER1.ALWAYSDISCONNECTTHEPRODUCTFROMTHEPOWERSOURCEANDPERIPHERALDEVICESPERFORMINGANYMAINTENANCEORREPAIRPROCEDURES.2.NOWORKSHOULDBEPERFORMEDONTHEUNITBYPERSONSUNFAMILIARWITHBASI
8、CSAFETYMEASURESASDICTATEDFORALLELECTRONICSTECHNICIANSINTHEIRLINEOFWORK.3.WHENPERFORMINGTESTINGASDICTATEDWITHINTHISMANUAL,DONOTCONNECTTHEUNITTOAPOWERSOURCEUNTILINSTRUCTEDTODOSO.WHENTHEPOWERSUPPLYCABLEMUSTBECONNECTED,USEEXTREMECAUTIONINWORKINGONPOWERSU