Samsung SCX-4729FW - Periodic Defective Image

4.AlignmentandTroubleshooting
4.1.5.Periodicdefectiveimage
Ifanimagedefectsappearsatregularintervalsontheprinted-paper,itisduetoafaultyordamagedroller.Refertothetable
belowandchecktheconditionoftheappropriateroller.
2
1
7
4
5
6
3
RollerPeriod(mm)PhenomenonDefectivepart
1PressureRoller75.4mmBackground
2HeatRoller77.6mmBlackspotandimageghost
Fuser
3ChargingRoller26.7mmBlackSpotandlineandperiodicband
4OPCDrum75.49mmWhiteandBlackSpots
5DevelopingRoller36.75mmWhitespot,Horizontalblackband
6SupplyRoller63.22mmPeriodicBandbylittledifferenceofdensity
TonerCartridge
7TransferRoller47.12mmGhost,DamagedimagebyabnormaltransferTransferroller
4-13Copyright©1995-2012SAMSUNG.Allrightsreserved.