Samsung SL-M4080FX - 4.7.4. Other errors

4.Troubleshooting
4.7.4.Othererrors
1)Multi-feeding
•Description:Multiplesheetofpaperarefedatonce.
CheckandcauseSolution
Pickmotordoesnotworkproperly.
1)Reconnectthepickupmotorharness.
2)Replacethepickupmotor.
Pickup/Forward/Retardrolleriswornoutorcontaminated.Cleanorreplacethedefectiveroller.
2)No-Power
•Description:Whensystempoweristurnedon,LEDandLCDontheoperatorpaneldonotcomeon.
CheckandcauseSolution
TheconnectionbetweenmainboardandOPEboardisbad.Reconnectorreplacetheharness.
SMPSoutputisabnormal.ReplacetheSMPSboard.
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