4.AlignmentandTroubleshooting
3)Contaminationonbackofpage
•Description:Thebackofthepageiscontaminated.
CauseandCheckPointSolution
Dirtyregistrationroller,pressureroller,feedroller,etc.Any
dirtyrollersthroughthepathofthepaper.
Identifytherollerwhichmaycausetheproblemby
comparingtheperiodofthecontaminationonimageswith
thesizeofrollers.Cleananydirtfromtherollerorreplace
thedirtyroller.
DirtyPTBbeltordamagedPTBbelt.CleanPTBorreplacethePTBunit.
Dirtyfeedguide,oranypaperdeliveryguide.Cleanthepartwhichcausethecontamination.
4)DarkorBlackimage
•Description:Theblackpageisprintedout.
CauseandCheckPointSolution
NochargingvoltageintheHVPS.ChecktheconnectingstatebetweentheMainPBAand
HVPS.Reconnecttheharness.
Poorcontactbetweentonercartridgeandsetcontacts.Cleanthecontactsasnecessary.Replaceanydeformedor
damagedcontacts.
HVPSisdefective.ReplacetheHVPS.
4-61Copyright©1995-2016SAMSUNG.Allrightsreserved.
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