Samsung ProXpress M4075FR - Other Errors

4.AlignmentandTroubleshooting
4.2.4.Othererrors
1)Multi-feeding
•Description:Multiplesheetofpaperarefedatonce.
CheckandcauseSolution
PickclutchorRegiclutchdoesnotworkproperly.Replacethedefectiveclutchifnecessary.
Pickup/Forward/Retardrolleriswornoutorcontaminated.Cleanorreplacethedefectiveroller.
2)No-Power
•Description:Whensystempoweristurnedon,LEDandLCDontheoperatorpaneldonotcomeon.
CheckandcauseSolution
TheconnectionbetweenmainboardandOPEboardisbad.Reconnectorreplacetheharness.
HVPS/SMPSoutputisabnormal.ReplacetheHVPS/SMPSboard.
3)Calibratingthetouchscreen(Touchscreenmodelonly)
•Description:Touchscreendoesnotoperateproperly.
CheckandcauseSolution
Thelinearityvaluefortouchpanelhaschangedduetousing
amachinelonghoursorsurroundings.
1)Turnoffthemachine.
2)Whilepressingthenumber0onnumerickeys,turnthe
machineon.Waituntilcalibrationscreenappears.
3)Presscentreofmark+followingorder1~9.Useyour
nger.Perform2times.
4)Ifthereisnoproblem,“Complete”willappearonLCD
andrebootthemachine.Whenmakingamistake,start
againfromthestep1.
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