Troubleshooting_ 147Fusing unit is notcompatible. Checkuser's guide.The fuser unit youhave installed is notfor your machine.Install aSamsung-genuine fuserunit, designed for yourmachine, call for service.Fuser unit is notinstalled correctly.Install it.The fuser unit is notproperly installed.Reinstall the fuser unit. Ifthe problem persists, callfor service.HDD is almostfull-1. Check user’sguide.HDD is almost full inthe machine.Check Address Book orUser Profile. Ifnecessary, remove thedata which is unused inAddress Book or UserProfile.HDD is almostfull-2. Check user’sguide.HDD is almost full inthe machine.Check StoredDocument, or SecuredJob in Job Status. Ifnecessary, remove thedata which is unused inStored Document orSecured Job.HDD is almostfull-3. Check user’sguide.HDD is almost full inthe machine.Check System Log atSecurity in SyncThru™Web Service. Ifnecessary, remove thedata in System Log.HDD is almostfull-4. Check user’sguide.HDD is almost full inthe machine.• Print or remove thejobs on the queuewhich are waiting forits turn. You can checkthe jobs pressing JobStatus (see "JobStatus button" onpage 36).• Print or remove thereceived fax jobs inSecure Receive (see"Receiving in securereceiving mode" onpage 70).HDD is almostfull-5. Check user’sguide.HDD is almost full inthe machine.There is a problem in themachine. Check the errormessage on the displayscreen and resolve theproblem.HDD is almostfull-6. Check user’sguide.HDD is almost full inthe machine.There is a problem in themachine. Check the errormessage on the displayscreen and resolve theproblem.HDD SystemFailure [errornumber]:Turn offthen on.There is a problem inthe hard disk.Turn the machine off andback on again. If theproblem persists, call forservice.Message Meaning Suggested solutionsInput SystemFailure [errornumber]:Pull [traynumber] out andinsert it.There is a problem inthe tray.Open and close the tray.If the problem persists,call for service.Image transfer beltcleaning unit is notcompatible. Checkuser's guide.The image transferbelt cleaning unit youhave installed is notfor your machine.Install aSamsung-genuine imagetransfer belt cleaningunit, designed for yourmachine, call for service.Image transfer beltunit is not originalSamsung. Checkuser's guide.The image transferbelt you have installedis not for yourmachine.Install aSamsung-genuine imagetransfer belt, designed foryour machine, call forservice.ITB Unit Failure[errornumber]:Turn offthen on.There is a problem inthe image transfer beltunit.Turn the machine off andback on again. If theproblem persists, call forservice.MSOK SystemFailure [errornumber]:Turn offthen on.There is a problem inthe engine system.Turn the machine off andback on again. If theproblem persists, call forservice.Network cable isdisconnected.Check it.The machine is notconnected with anetwork cable.Connect the machine tothe network with anetwork cable.Option Feed dooris opened. Close it.The door is notsecurely latched.Close the door until itlocks into place.Original paper jamin front of scannerThe originals arejammed in duplexautomatic documentfeeder.Clear the jam (see"Original paper jam infront of scanner" onpage 133).Original paper jaminside of scannerThe originals arejammed in duplexautomatic documentfeeder.Clear the jam (see"Original paper jam insideof scanner" onpage 134).Output tray(facedown) is full.Remove printedmediaThe output tray (facedown) is full.Remove papers from theoutput tray (face down),the machine resumesprinting.Output tray(faceup) is full. Removeprinted mediaThe output tray (faceup) is full.Remove papers from theoutput tray (face up), themachine resumesprinting.Paper is empty in[tray number].Load paper.There is no paper inthe tray.Load paper in the tray.Paper is empty intray MP. Loadpaper.There is no paper inthe multi-purpose tray.Load paper in themulti-purpose tray.Paper is low in[tray number].Load paper.Running out of paperin the tray.Load paper in the tray.Message Meaning Suggested solutions