Contents
3.3.18.Retardroller...............................................................................................................3−17
3.3.19.Duplexunit................................................................................................................3−18
3.3.20.Transferroller.............................................................................................................3−19
3.3.21.LSU..........................................................................................................................3−19
3.3.22.Fuserunit...................................................................................................................3−20
3.3.23.ExitSensor.................................................................................................................3−20
3.3.24.FeedandRegisensor...................................................................................................3−21
3.3.25.Motor........................................................................................................................3−22
4.AlignmentandTroubleshooting...........................................................................................................4−1
4.1.AlignmentandAdjustments.......................................................................................................4−1
4.1.1.ControlPanel..............................................................................................................4−1
4.1.2.UnderstandingthestatusLED........................................................................................4−3
4.1.3.JAMRemoval.............................................................................................................4−4
4.1.3.1.Clearingoriginaldocumentjams......................................................................4−4
4.1.3.2.Clearingpaperjams.......................................................................................4−7
4.1.4.Usefulmenuitemforservice.........................................................................................4−11
4.1.5.Periodicdefectiveimage...............................................................................................4−13
4.1.6.Usefulmanagementtools..............................................................................................4−14
4.1.6.1.UsingSamsungEasyPrinterManager(Windows/Maconly)..................................4−14
4.1.6.2.UsingSamsungPrinterStatus(Windowsonly)...................................................4−16
4.1.6.3.UsingSmartPanel(Linuxonly).......................................................................4−17
4.1.7.UpdatingFirmware......................................................................................................4−18
4.1.7.1.UpdatethermwarebyusingtheUSBport........................................................4−18
4.1.7.2.Updatethermwarebyusingthenetwork..........................................................4−19
4.1.8.TechMode.................................................................................................................4−21
4.2.Troubleshooting......................................................................................................................4−26
4.2.1.Procedureofcheckingthesymptoms...............................................................................4−26
4.2.1.1.BasicCheckList...........................................................................................4−27
4.2.2.ErrorCodeandTroubleshooting.....................................................................................4−28
4.2.3.Imagequalityproblem..................................................................................................4−42
4.2.4.Othererrors................................................................................................................4−48
5.SystemDiagram................................................................................................................................5−1
5.1.BlockDiagram........................................................................................................................5−1
5.2.ConnectionDiagram.................................................................................................................5−2
6.ReferenceInformation........................................................................................................................6−1
6.1.ToolforTroubleshooting...........................................................................................................6−1
6.2.Glossary.................................................................................................................................6−2
6.3.TheSamplePatternfortheTest..................................................................................................6−8
6.4.Selectingalocation..................................................................................................................6−9
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