Samsung SL-M4080FX User manual

MonoLaserMFP
ProXpressM4080series
SL-M4080FX
(Ver1.00)
SERVICEMANUAL
MonoLaserMFPContents
1.Precautions
2.ProductSpecicationsandDescription
3.DisassemblyandReassembly
4.Troubleshooting
5.SystemDiagram
6.ReferenceInformation
RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.

Contents
Contents
1.Precautions........................................................................................................................................1−1
1.1.Safetywarning..........................................................................................................................1−1
1.2.Cautionforsafety......................................................................................................................1−2
1.2.1.Toxicmaterial...............................................................................................................1−2
1.2.2.Electricshockandresafetyprecautions...........................................................................1−2
1.2.3.Handlingprecautions.....................................................................................................1−4
1.2.4.AssemblyandDisassemblyprecautions.............................................................................1−4
1.2.5.Disregardingthiswarningmaycausebodilyinjury..............................................................1−5
1.3.ESDprecautions........................................................................................................................1−6
2.ProductSpecicationsandDescription....................................................................................................2−1
2.1.ProductOverview......................................................................................................................2−1
2.2.Specications............................................................................................................................2−2
2.2.1.General.......................................................................................................................2−2
2.2.2.Printspecication..........................................................................................................2−4
2.2.3.Scanspecication..........................................................................................................2−5
2.2.4.Copyspecication.........................................................................................................2−6
2.2.5.Faxspecication...........................................................................................................2−7
2.2.6.PaperHandlingspecication............................................................................................2−8
2.2.7.SoftwareandSolution..................................................................................................2−10
2.2.8.Supplies.....................................................................................................................2−11
2.2.9.MaintenancePart.........................................................................................................2−11
2.2.10.Option.......................................................................................................................2−12
2.3.SystemConguration...............................................................................................................2−13
2.4.FeedingSystem.......................................................................................................................2−17
2.4.1.FeedingSystemOverview.............................................................................................2−17
2.4.2.Cassette.....................................................................................................................2−20
2.4.3.Pick-UpUnit..............................................................................................................2−21
2.4.4.MPF(Multi-PurposeFeeder)Unit...................................................................................2−21
2.5.ImageCreation........................................................................................................................2−22
2.5.1.Printingprocessoverview.............................................................................................2−22
2.5.2.TonerCartridge...........................................................................................................2−23
2.6.Fuserunit...............................................................................................................................2−24
2.7.LaserScanningUnit(LSU)........................................................................................................2−25
2.7.1.LaserScanningUnitOverview.......................................................................................2−25
2.7.2.LaserScanningOpticalpath..........................................................................................2−26
2.8.DriveSystem..........................................................................................................................2−27
2.8.1.DriveMotors..............................................................................................................2−27
2.8.2.MainDriveUnit..........................................................................................................2−28
iCopyright©1995-2013SAMSUNG.Allrightsreserved.

Contents
2.8.3.ExitDriveUnit...........................................................................................................2−29
2.8.4.TrayLiftingDriveUnit.................................................................................................2−30
2.9.ScannerSystem.......................................................................................................................2−31
2.9.1.Scannersystemoverview..............................................................................................2−31
2.9.2.ScannerSystemComponents.........................................................................................2−32
2.10.HardwareConguration............................................................................................................2−33
2.10.1.Mainboard.................................................................................................................2−35
2.10.2.OPE..........................................................................................................................2−37
2.10.3.SO-DIMMPBA..........................................................................................................2−39
2.10.4.CRUMPBA...............................................................................................................2−39
2.10.5.LIUPBA(Faxboard)....................................................................................................2−40
2.10.6.SCFboard..................................................................................................................2−41
2.10.7.NFCOptionalBoard(SL-NWE001X).............................................................................2−42
2.10.8.SMPSboard...............................................................................................................2−43
2.10.9.HVPSboard...............................................................................................................2−45
2.10.10.ElectricalPartsLocation...............................................................................................2−47
3.DisassemblyandReassembly................................................................................................................3−1
3.1.Precautionswhenreplacingparts..................................................................................................3−1
3.1.1.Precautionswhenassemblinganddisassembling.................................................................3−1
3.1.2.PrecautionswhenhandlingPBA.......................................................................................3−1
3.1.3.ReleasingPlasticLatches................................................................................................3−2
3.2.Replacingthemaintenancepart....................................................................................................3−3
3.2.1.FuserUnit....................................................................................................................3−3
3.2.2.TransferRoller..............................................................................................................3−5
3.2.3.SeparationRoller...........................................................................................................3−6
3.2.4.Pick-upRollerandForwardRoller....................................................................................3−7
3.2.5.SCFSeparationRoller....................................................................................................3−8
3.2.6.SCFPick-upRollerandForwardRoller.............................................................................3−9
3.3.ReplacingthemainSVCpart.....................................................................................................3−10
3.3.1.RightCover................................................................................................................3−10
3.3.2.LeftCover..................................................................................................................3−11
3.3.3.RearCover.................................................................................................................3−12
3.3.4.MainBoard................................................................................................................3−13
3.3.5.HDD.........................................................................................................................3−14
3.3.6.HVPSBoard...............................................................................................................3−15
3.3.7.SMPSBoard...............................................................................................................3−16
3.3.8.DuplexMotor.............................................................................................................3−17
3.3.9.FuserDriveUnit.........................................................................................................3−18
3.3.10.MainDriveUnit..........................................................................................................3−19
3.3.11.CST-LiftingDriveUnit.................................................................................................3−20
Copyright©1995-2013SAMSUNG.Allrightsreserved.ii

Contents
3.3.12.PaperSizeSensor........................................................................................................3−21
3.3.13.OPEUnit...................................................................................................................3−22
3.3.14.ScannerUnit...............................................................................................................3−23
3.3.15.DSDFUnit.................................................................................................................3−24
3.3.16.FaxBoard..................................................................................................................3−25
3.3.17.MiddleCover.............................................................................................................3−26
3.3.18.LSU..........................................................................................................................3−27
3.3.19.ExitUnit....................................................................................................................3−28
3.3.20.Bin-FullSensor...........................................................................................................3−29
3.3.21.MPUnit....................................................................................................................3−30
3.3.22.MPRoller..................................................................................................................3−32
3.3.23.SecondCassetteFeeder(OptionalTray)...........................................................................3−33
3.3.23.1.PBA-SCF....................................................................................................3−33
3.3.23.2.LiftUnit......................................................................................................3−34
3.3.23.3.Clutch.........................................................................................................3−35
3.3.23.4.DriveUnit...................................................................................................3−36
4.Troubleshooting..................................................................................................................................4−1
4.1.Controlpanel............................................................................................................................4−1
4.1.1.Introducingthedisplayscreenandusefulbuttons................................................................4−2
4.2.UnderstandingtheLEDs.............................................................................................................4−4
4.3.UpdatingFirmware....................................................................................................................4−6
4.3.1.UpdatingfromthePrinterControlPanel............................................................................4−6
4.3.2.UpdatingfromtheNetwork............................................................................................4−7
4.4.ClearingJams.........................................................................................................................4−10
4.4.1.Clearingpaperjams.....................................................................................................4−10
4.4.2.Clearingoriginaldocumentjams....................................................................................4−27
4.5.Usefulmanagementtools..........................................................................................................4−31
4.5.1.SyncThru™WebService..............................................................................................4−31
4.5.2.SamsungEasyPrinterManager......................................................................................4−36
4.6.ServiceMode..........................................................................................................................4−38
4.6.1.Entering/ExitingServiceMode......................................................................................4−38
4.6.2.ServiceModeMenuTree.............................................................................................4−38
4.6.3.Information................................................................................................................4−41
4.6.4.MaintenanceCounts.....................................................................................................4−42
4.6.5.Diagnostics................................................................................................................4−43
4.6.6.ServiceFunctions........................................................................................................4−55
4.7.Troubleshooting......................................................................................................................4−60
4.7.1.Procedureofcheckingthesymptoms...............................................................................4−60
4.7.2.ErrorCodeandTroubleshooting.....................................................................................4−61
4.7.2.1.11–2Txx(PaperMismatcherror)......................................................................4−65
iiiCopyright©1995-2013SAMSUNG.Allrightsreserved.

Contents
4.7.2.2.Ax-xxxx(Motor_Fan_Sensorerror)..................................................................4−66
4.7.2.3.Cx-xxxx(TonerCartridgeerror).......................................................................4−69
4.7.2.4.H1-xxxx(OptionalCassetteerror)....................................................................4−72
4.7.2.5.Mx-xxxx(Jam_Paperhandlingerror)................................................................4−81
4.7.2.6.Sx-xxxx(Systemerror)..................................................................................4−88
4.7.2.7.U1-xxxx(Fusererror)....................................................................................4−94
4.7.2.8.U2-xxxxtype(LSU)errorcode........................................................................4−95
4.7.2.9.U3-xxxx(DSDFerror)...................................................................................4−96
4.7.3.Imagequalityproblem..................................................................................................4−98
4.7.4.Othererrors..............................................................................................................4−112
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.ModelNameandCode...............................................................................................................6−9
6.5.DocumentRevisionList............................................................................................................6−10
Copyright©1995-2013SAMSUNG.Allrightsreserved.iv

1.Precautions
1.Precautions
Inordertopreventaccidentsanddamagestotheequipmentpleasereadtheprecautionslistedbelowcarefullybefore
servicingtheproductandfollowthemclosely.
1.1.Safetywarning
1)Onlytobeservicedbyafactorytrainedservicetechnician.
Highvoltagesandlasersinsidethisproductaredangerous.Thisproductshouldonlybeservicedbyafactorytrained
servicetechnician.
2)UseonlySamsungreplacementparts.
Therearenouserserviceablepartsinsidetheproduct.Donotmakeanyunauthorizedchangesoradditionstothe
productasthesecouldcausetheproducttomalfunctionsandcreateanelectricshocksorrehazards.
3)LaserSafetyStatement
TheprinteriscertiedintheU.S.toconformtotherequirementsofDHHS21CFR,chapter1SubchapterJfor
ClassI(1)laserproducts,andelsewhereiscertiedasaClassIlaserproductconformingtotherequirementsofIEC
60825-1.ClassIlaserproductsarenotconsideredtobehazardous.Thelasersystemandprinteraredesignedso
thereisneveranyhumanaccesstolaserradiationaboveaClassIlevelduringnormaloperation,usermaintenance
orprescribedservicecondition.
•Wavelength:800nm
•Beamdivergence
-Parallel:11degrees
-Perpendicular:35degrees
•Maximumpowerofenergyoutput:12mW
WARNING
NeveroperateorservicetheproductwiththeprotectivecoverremovedfromLaser/Scannerassembly.Thereected
beam,althoughinvisible,candamageyoureyes.
Whenusingthisproduct,thesebasicsafetyprecautionsshouldalwaysbefollowedtoreduceriskofre,electric
shock,andpersonalinjury.
4)Lithiumbatterynotreplaceablebyuser
1-1Copyright©1995-2013SAMSUNG.Allrightsreserved.

1.Precautions
1.2.Cautionforsafety
1.2.1.Toxicmaterial
Thisproductcontainstoxicmaterialsthatcouldcauseillnessifingested.
1)Pleasekeepimagingunitandtonercartridgeawayfromchildren.Thetonerpowdercontainedintheimagingunitand
tonercartridgemaybeharmful,andifswallowed,youshouldcontactadoctor.
1.2.2.Electricshockandresafetyprecautions
Failuretofollowthefollowinginstructionscouldcauseelectricshockorpotentiallycauseare.
1)Useonlythecorrectvoltage,failuretodosocoulddamagetheproductandpotentiallycauseareorelectricshock.
2)Useonlythepowercablesuppliedwiththeproduct.Useofanincorrectlyspeciedcablecouldcausethecableto
overheatandpotentiallycauseare.
3)Donotoverloadthepowersocket,thiscouldleadtooverheatingofthecablesinsidethewallandcouldleadtoare.
4)Donotallowwaterorotherliquidstospillintotheproduct,thiscancauseelectricshock.Donotallowpaperclips,pins
orotherforeignobjectstofallintotheproduct,thesecouldcauseashortcircuitleadingtoanelectricshockorrehazard.
5)Nevertouchtheplugsoneitherendofthepowercablewithwethands,thiscancauseelectricshock.Whenservicing
theproduct,removethepowerplugfromthewallsocket.
6)Usecautionwheninsertingorremovingthepowercord.Whenremovingthepowercord,gripitrmlyandpull.The
powercordmustbeinsertedcompletely,otherwiseapoorcontactcouldcauseoverheatingleadingtoare.
7)Takecareofthepowercable.Donotallowittobecometwisted,bentsharplyaroundcornersorpowercablemaybe
damaged.Donotplaceobjectsontopofthepowercable.Ifthepowercableisdamageditcouldoverheatandcausea
re.Exposedcablescouldcauseanelectricshock.Replacethedamagedpowercableimmediately,donotreuseor
repairthedamagedcable.Somechemicalscanattackthecoatingonthepowercable,weakeningthecoverorexposing
cablescausingreandshockrisks.
Copyright©1995-2013SAMSUNG.Allrightsreserved.1-2

1.Precautions
8)Ensurethatthepowersocketsandplugsarenotcrackedorbrokeninanyway.Anysuchdefectsshouldberepaired
immediately.Takecarenottocutordamagethepowercableorplugswhenmovingthemachine.
9)Usecautionduringthunderorlightningstorms.Samsungrecommendsthatthismachinebedisconnectedfromthe
powersourcewhensuchweatherconditionsareexpected.Donottouchthemachineorthepowercordifitisstill
connectedtothewallsocketintheseweatherconditions.
10)Avoiddampordustyareas,installtheproductinacleanwellventilatedlocation.Donotpositionthemachineneara
humidierorinfrontofanairconditioner.Moistureanddustbuiltupinsidethemachinecanleadtooverheatingand
causeareorcausepartstorust.
11)Donotpositiontheproductindirectsunlight.Thiswillcausethetemperatureinsidetheproducttorisepossiblyleading
totheproductfailingtoworkproperlyandinextremeconditionscouldleadtoare.
12)Donotinsertanymetalobjectsintothemachinethroughtheventilatorfanorotherpartofthecasing,itcouldmake
contactwithahighvoltageconductorinsidethemachineandcauseanelectricshock.
13)WhenreplacingtheSMPSboard,pleasewait5minutesafterunpluggingthepowercord,thenreplaceit.You
cangetashockbytheelectricdischarge.
1-3Copyright©1995-2013SAMSUNG.Allrightsreserved.

1.Precautions
1.2.3.Handlingprecautions
Thefollowinginstructionsareforyourownpersonalsafetytoavoidinjuryandsoasnottodamagetheproduct.
1)Ensuretheproductisinstalledonalevelsurface,capableofsupportingitsweight.Failuretodosocouldcause
theproducttotiporfall.
2)Theproductcontainsmanyrollers,gearsandfans.Takegreatcaretoensurethatyoudonotcatchyourngers,hairor
clothinginanyoftheserotatingdevices.
3)Donotplaceanysmallmetalobjects,containersofwater,chemicalsorotherliquidsclosetotheproductwhichifspilled
couldgetintothemachineandcausedamageorashockorrehazard.
4)Donotinstallthemachineinareaswithhighdustormoisturelevels,besideonopenwindoworclosetoahumidieror
heater.Damagecouldbecausedtotheproductinsuchareas.
5)Donotplacecandles,burningcigarettes,etcontheproduct,Thesecouldcauseare.
6)Ensurethatthemachineisinstalledandusedinproperareatomeetthetemperatureandhumidityspecications.
•IfthemachineisstoredatbelowzeroCelsiusforalongtime,donotusethemachineinstantlyaftermovement.It
canmalfunction.Takecareofthemachinestorage.IfthemachineisstoredatbelowzeroCelsiusforalongtime,
keepthemachineatroomtemperatureandinstallit.
1.2.4.AssemblyandDisassemblyprecautions
1)ReplacepartscarefullyandalwaysuseSamsungparts.Takecaretonotetheexactlocationofpartsandalsocable
routingbeforedismantlinganypartofthemachine.Ensureallpartsandcablesarereplacedcorrectly.Pleasecarryout
thefollowingproceduresbeforedismantlingtheproductorreplacinganyparts.
2)Ensurethatpowerisdisconnectedbeforeservicingorreplacinganyelectricalparts.
3)Disconnectinterfacecablesandpowercables.
4)Onlyuseapprovedspareparts.Ensurethatpartnumber,productname,anyvoltage,currentortemperaturerating
arecorrect.
5)Whenremovingorre-ttinganypartsdonotuseexcessiveforce,especiallywhenttingscrewsintoplastic.
6)Takecarenottodropanysmallpartsintothemachine.
7)HandlingoftheOPCDrum
•TheOPCDrumcanbeirreparablydamagedifitexposedtolight.TakecarenottoexposetheOPCDrumeither
todirectsunlightortouorescentorincandescentroomlighting.Exposureforaslittleas5minutescandamage
thesurfaceofthephotoconductivepropertiesandwillresultinprintqualitydegradation.Takeextracarewhen
servicingtheproduct.RemovetheOPCDrumandstoreitinablackbagorotherlightproofcontainer.Take
carewhenworkingwiththeCovers(especiallythetopcover)openaslightisadmittedtotheOPCareaandcan
damagetheOPCDrum.
•TakecarenottoscratchthegreensurfaceofOPCDrumUnit.IfthegreensurfaceoftheDrumCartridgeis
scratchedortouchedtheprintqualitywillbecompromised.
Copyright©1995-2013SAMSUNG.Allrightsreserved.1-4

1.Precautions
1.2.5.Disregardingthiswarningmaycausebodilyinjury
1)Becarefulwiththehightemperaturepart.
Thefuserunitworksatahightemperature.Usecautionwhenworkingontheprinter.Waitforthefuserunitto
cooldownbeforedisassembly.
2)Donotputngersorhairintotherotatingparts.
Whenoperatingaprinter,donotputhandorhairintotherotatingparts(Paperfeedingentrance,motor,fan,etc.).
Ifdo,youcangetharm.
3)Whenyoumovetheprinter,usesafeliftingandhandlingtechniques.
Thisprinterisheavy.Usetheliftinghandleslocatedoneachsideofthemachine.Backinjurycouldbecausedif
youdonotliftcarefully.
4)Ensuretheprinterisinstalledsafely.
Ensuretheprinterisinstalledonalevelsurface,capableofsupportingitsweight.Failuretodosocouldcausethe
printertotiporfallpossiblycausingpersonalinjuryordamagingtheprinter.
5)Donotinstalltheprinteronaslopingorunstablesurface.Afterinstallation,doublecheckthattheprinterisstable.
1-5Copyright©1995-2013SAMSUNG.Allrightsreserved.