Samsung MultiXpress M537x series - Page 332

4.Troubleshooting
3)HorizontalBlackBand
Description:Darkofblurryhorizontalstripesoccurintheprintingperiodically.
ProbableCauseSolution
Thepaperisdirtyornotthepropertype.Replacethepaper.
Thepaperpathiscontaminatedbytonerresidue,debrisetc.Cleanthepaperpath.
Thecontactterminaloftheimagingunitisbad.
1)Cleanthecontactterminaloftheimagingunit.
2)Replacetheimagingunit.
Thesurfaceoftransferrolleriscontaminatedorwornout.Replacethetransferroller.
TheLSUwindowiscontaminated.
1)CleantheLSUwindow.
Thepressurerollerorheatrollerinfuserunitdefective.
1)Turnthemachineoff.
2)Removeandreplacethefuserunit.
3)Turnthemachineon.
WARNING
Donottouchthefuserunitwhileitishot.
HVPSterminaliscontaminated.Cleanthecontaminatedterminal.
TheoutputfromtheHVPSisabnormal.ReplacetheHVPSboard.
NOTE
RollerPeriodforHorizontalProblem
RollerPeriodReplacementUnit
OPCdrum94.4mm
Chargeroller50.2mm
Developingroller43.6mm
ImagingUnit
Transferroller58.4mmTransferRoller
Heatroller125.6mm
Pressureroller157mm
FuserUnit
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