Samsung ProXpress SL-M4030ND - Page 152

4.Troubleshooting
1)VerticalBlackLineandBand
Description:Straightthinblackverticallineoccursintheprintedimage.
ProbableCauseSolution
Thepaperisnotthepropertype.Replacethepaper.
Thepaperpathiscontaminatedbytonerresidue,debrisetc.Cleanthepaperpath.
Thetonercartridgeisdefective.Replacethetonercartridge.
Thetransferrolleriscontaminatedorwornout.Replacethetransferroller.
Thepressurerollerorheatrollerinfuserunitdefective.
1)Turnthemachineoff.
2)Removeandreplacethefuserunit.
3)Turnthemachineon.
WARNING
Donottouchthefuserunitwhileitishot.
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