Samsung Xpress M262x, Xpress M282x Service Manual

MonoLaserPrinter

XpressM262x/M282xSeries

MANUAL

SERVICE

MonoLaserPrinter

1.Precautions

2.ProductSpecicationsandDescription

3.DisassemblyandReassembly

4.Troubleshooting

5.SystemDiagrams

6.SchematicDiagrams

Contents

RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.

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.CautionforDataLoss...............................................................................................................1−6

1.4.ESDprecautions......................................................................................................................1−7

2.ProductSpecicationsandDescription..................................................................................................2−1

2.1.ProductSpecications..............................................................................................................2−1

2.1.1.ProductOverview........................................................................................................2−1

2.1.2.Specications.............................................................................................................2−2

2.1.2.1.GeneralPrintEngine......................................................................................2−2

2.1.2.2.ControllerandSoftware..................................................................................2−2

2.1.2.3.PaperHandling.............................................................................................2−4

2.1.2.4.Consumables................................................................................................2−4

2.1.2.5.ReliabilityandService...................................................................................2−5

2.1.2.6.Environment................................................................................................2−5

2.1.2.7.Options.......................................................................................................2−6

2.1.2.8.Maintenanceparts.........................................................................................2−6

2.1.3.ModelComparisonTable..............................................................................................2−7

2.2.SystemOverview.....................................................................................................................2−8

2.2.1.FrontView.................................................................................................................2−8

2.2.2.RearView..................................................................................................................2−9

2.2.3.PaperPath..................................................................................................................2−10

2.2.4.SystemLayout............................................................................................................2−11

2.2.4.1.FeedingPart.................................................................................................2−12

2.2.4.2.TransferRoller.............................................................................................2−13

2.2.4.3.DriveUnit...................................................................................................2−13

2.2.4.4.Fuser..........................................................................................................2−14

2.2.4.5.LSU(LaserScannerUnit)...............................................................................2−15

2.2.4.6.TonerSystem...............................................................................................2−16

2.2.5.Hardwareconguration................................................................................................2−17

2.2.5.1.Mainboard..................................................................................................2−18

2.2.5.2.OPEboard...................................................................................................2−20

2.2.5.3.WirelessLANboard......................................................................................2−21

Contents

2.2.5.4.JointPBA....................................................................................................2−22

2.2.5.5.ElectricalPartsLocation.................................................................................2−23

2.2.5.6.SMPSBoard................................................................................................2−26

2.2.5.7.HVPSBoard................................................................................................2−28

2.2.6.EngineF/WControlAlgorithm......................................................................................2−29

2.2.6.1.Feeding.......................................................................................................2−29

2.2.6.2.Transfer.......................................................................................................2−29

2.2.6.3.Fusing.........................................................................................................2−30

2.2.6.4.LSU............................................................................................................2−30

2.2.7.SoftwareDescriptions..................................................................................................2−31

2.2.7.1.Softwaresystemoverview..............................................................................2−31

2.2.7.2.Architecture.................................................................................................2−31

2.2.7.3.DataandControlFlow...................................................................................2−32

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.Screwsusedintheprinter..........................................................................................................3−3

3.3.ReplacingtheMainSVCparts...................................................................................................3−4

3.3.1.SideCover.................................................................................................................3−4

3.3.2.RearCover.................................................................................................................3−5

3.3.3.FrontCover................................................................................................................3−6

3.3.4.TopCover..................................................................................................................3−7

3.3.5.MainBoard................................................................................................................3−7

3.3.6.SMPS........................................................................................................................3−8

3.3.7.HVPS........................................................................................................................3−8

3.3.8.Bin-FullSensor...........................................................................................................3−9

3.3.9.MainDriveunit...........................................................................................................3−9

3.3.10.PickupandRegiClutch...............................................................................................3−10

3.3.11.PickupandForwardroller............................................................................................3−10

3.3.12.RetardRoller..............................................................................................................3−11

3.3.13.DuplexUnit...............................................................................................................3−12

3.3.14.TransferRoller............................................................................................................3−13

3.3.15.LSU..........................................................................................................................3−13

3.3.16.FuserUnit..................................................................................................................3−14

3.3.17.ExitSensor.................................................................................................................3−14

3.3.18.FeedandRegisensorPBA............................................................................................3−15

3.3.19.OPEPBA..................................................................................................................3−16

3.3.20.WirelessLANPBA......................................................................................................3−16

Contents

3.3.21.Motor........................................................................................................................3−17

4.Troubleshooting................................................................................................................................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

4.1.4.Periodicdefectiveimage...............................................................................................4−10

4.1.5.Usefulmanagementtools..............................................................................................4−11

4.1.5.1.UsingSamsungEasyPrinterManager(WindowsandMacintoshonly)....................4−11

4.1.5.2.UsingSamsungPrinterStatus(Windowsonly)...................................................4−13

4.1.5.3.UsingSmartPanel(Linuxonly).......................................................................4−14

4.1.6.UpdatingFirmware......................................................................................................4−15

4.1.6.1.UpdatethermwarebyusingtheUSBport........................................................4−15

4.1.6.2.Updatethermwarebyusingthenetwork..........................................................4−15

4.1.7.EDCprogram.............................................................................................................4−18

4.2.Troubleshooting......................................................................................................................4−20

4.2.1.Procedureofcheckingthesymptoms...............................................................................4−20

4.2.1.1.BasicCheckList...........................................................................................4−21

4.3.ErrorCodeandTroubleshooting.................................................................................................4−22

4.4.Imagequalityproblem..............................................................................................................4−37

5.SystemDiagrams..............................................................................................................................5−1

5.1.BlockDiagram........................................................................................................................5−1

5.2.ConnectionDiagram.................................................................................................................5−2

6.SchematicDiagrams..........................................................................................................................6−1

6.1.ToolforTroubleshooting...........................................................................................................6−1

6.2.Glossary.................................................................................................................................6−2

6.3.TheSamplePatternfortheTest..................................................................................................6−8

6.4.Selectingalocation..................................................................................................................6−9

6.5.ModelNameandCode.............................................................................................................6−10

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.

1.Precautions

•Wavelength:800nm

•Beamdivergence

-Paraller:11degrees

-Perpendicular:35degrees

•Maximumpowerofenergyoutput:12mW

WARNING

NeveroperateorservicetheproductwiththeprotectivecoverremovedfromLaser/Scannerassembly.Thereected beam,althoughinvisible,candamageyoureyes.

Whenusingthisproduct,thesebasicsafetyprecautionsshouldalwaysbefollowedtoreduceriskofre,electricshock, andpersonalinjury .

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.

1.Precautions

7)Takecareofthepowercable.Donotallowittobecometwisted,bentsharplyaroundcornersorpowercablemaybe damaged.Donotplaceobjectsontopofthepowercable.Ifthepowercableisdamageditcouldoverheatandcausea re.Exposedcablescouldcauseanelectricshock.Replacethedamagedpowercableimmediately,donotreuseor repairthedamagedcable.Somechemicalscanattackthecoatingonthepowercable,weakeningthecoverorexposing cablescausingreandshockrisks.

8)Ensurethatthepowersocketsandplugsarenotcrackedorbrokeninanyway.Anysuchdefectsshouldberepaired immediately.T akecarenottocutordamagethepowercableorplugswhenmovingthemachine.

9)Usecautionduringthunderorlightningstorms.Samsungrecommendsthatthismachinebedisconnectedfromthe powersourcewhensuchweatherconditionsareexpected.Donottouchthemachineorthepowercordifitisstill connectedtothewallsocketintheseweatherconditions.

10)A voiddampordustyareas,installtheproductinacleanwellventilatedlocation.Donotpositionthemachineneara humidierorinfrontofanairconditioner.Moistureanddustbuiltupinsidethemachinecanleadtooverheatingand causeareorcausepartstorust.

11)Donotpositiontheproductindirectsunlight.Thiswillcausethetemperatureinsidetheproducttorisepossiblyleading totheproductfailingtoworkproperlyandinextremeconditionscouldleadtoare.

12)Donotinsertanymetalobjectsintothemachinethroughtheventilatorfanorotherpartofthecasing,itcouldmake contactwithahighvoltageconductorinsidethemachineandcauseanelectricshock.

13)WhenreplacingtheSMPSboard,pleasewait5minutesafterunpluggingthepowercord,thenreplaceit.Y ou cangetashockbytheelectricdischarge.

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.T akecaretonotetheexactlocationofpartsandalsocable 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.T akecarenottoexposetheOPCDrumeither todirectsunlightortouorescentorincandescentroomlighting.Exposureforaslittleas5minutescandamage thesurfaceofthephotoconductivepropertiesandwillresultinprintqualitydegradation.Takeextracarewhen servicingtheproduct.RemovetheOPCDrumandstoreitinablackbagorotherlightproofcontainer.Take carewhenworkingwiththeCovers(especiallythetopcover)openaslightisadmittedtotheOPCareaandcan damagetheOPCDrum.

•TakecarenottoscratchthegreensurfaceofOPCDrumUnit.IfthegreensurfaceoftheDrumCartridgeis scratchedortouchedtheprintqualitywillbecompromised.

1.2.5.Disregardingthiswarningmaycausebodilyinjury

1)Becarefulwiththehightemperaturepart.

Thefuserunitworksatahightemperature.Usecautionwhenworkingontheprinter.W aitforthefuserunitto cooldownbeforedisassembly.

2)Donotputngersorhairintotherotatingparts.

Whenoperatingaprinter,donotputhandorhairintotherotatingparts(Paperfeedingentrance,motor,fan,etc.). Ifdo,youcangetharm.

1.Precautions

3)Whenyoumovetheprinter,usesafeliftingandhandlingtechniques.

Thisprinterisheavy .Usetheliftinghandleslocatedoneachsideofthemachine.Backinjurycouldbecausedif youdonotliftcarefully.

4)Ensuretheprinterisinstalledsafely.

Ensuretheprinterisinstalledonalevelsurface,capableofsupportingitsweight.Failuretodosocouldcausethe printertotiporfallpossiblycausingpersonalinjuryordamagingtheprinter.

5)Donotinstalltheprinteronaslopingorunstablesurface.Afterinstallation,doublecheckthattheprinterisstable.

1.Precautions

1.3.CautionforDataLoss

TopreventlossofcustomersdatatheSVCengineerprovidesend-userwithrelevantinformationinadvance.

1.Precautions

1.4.ESDprecautions

Certainsemiconductordevicescanbeeasilydamagedbystaticelectricity.Suchcomponentsarecommonlycalled “ElectrostaticallySensitive(ES)Devices”orESDs.ExamplesoftypicalESDsare:integratedcircuits,someeldeffect transistors,andsemiconductor“chip”components.Thetechniquesoutlinedbelowshouldbefollowedtohelpreducethe incidenceofcomponentdamagecausedbystaticelectricity.

CAUTION

Besurenopowerisappliedtothechassisorcircuit,andobserveallothersafetyprecautions.

1)Immediatelybeforehandlingasemiconductorcomponentorsemiconductor-equippedassembly,drainoffany electrostaticchargeonyourbodybytouchingaknownearthground.Alternatively,employacommerciallyavailable wriststrapdevice,whichshouldberemovedforyourpersonalsafetyreasonspriortoapplyingpowertotheunit undertest.

2)AfterremovinganelectricalassemblyequippedwithESDs,placetheassemblyonaconductivesurface,suchas aluminumorcopperfoil,orconductivefoam,topreventelectrostaticchargebuildupinthevicinityoftheassembly.

3)UseonlyagroundedtipsolderingirontosolderordesolderESDs.

4)Useonlyan“anti-static”solderremovaldevice.Somesolderremovaldevicesnotclassiedas“anti-static”can generateelectricalchargessufcienttodamageESDs.

5)DonotuseFreon-propelledchemicals.Whensprayed,thesecangenerateelectricalchargessufcienttodamageESDs.

6)DonotremoveareplacementESDfromitsprotectivepackaginguntilimmediatelybeforeinstallingit.Most replacementESDsarepackagedwithallleadsshortedtogetherbyconductivefoam,aluminumfoil,oracomparable conductivematerial.

7)ImmediatelybeforeremovingtheprotectiveshortingmaterialfromtheleadsofareplacementESD,touchtheprotective materialtothechassisorcircuitassemblyintowhichthedevicewillbeinstalled.

8)MaintaincontinuouselectricalcontactbetweentheESDandtheassemblyintowhichitwillbeinstalled,until completelypluggedorsolderedintothecircuit.

9)MinimizebodilymotionswhenhandlingunpackagedreplacementESDs.Normalmotions,suchasthebrushingtogether ofclothingfabricandliftingone’sfootfromacarpetedoor,cangeneratestaticelectricitysufcienttodamageanESD.

2.ProductSpecicationsandDescription

2.1.ProductSpecications

2.1.1.ProductOverview

1)PrintingSpeed

•XpressM262xSeries:Upto26ppminA4(27ppminLetter)

•XpressM282xSeries:Upto28ppminA4(29ppminLetter)

2)PrintingResolution

•Upto1,200x1,200dpieffectiveoutput

3)Processor

•600MHz

4)PrinterLanguageEmulation

•SPL/PCL5e/PCL6

5)Memory

•DDR3128MB

6)Interface

•Hi-SpeedUSB2.0,Ethernet10/100BaseTXInterface

7)ControlPanel

•NoLCD,4keysand2LEDs

8)Tonercartridge

•Initial

-XpressM2620,M2820Series:1,500pages

-XpressM2625,M2825Series:1,200pages

•Standard/HighYield

XpressM2620,M2820Series:3,000pages

XpressM2x25Series:1,200pages/3,000pages

2.1.2.Specications

•ProductSpecicationsaresubjecttochangewithoutnotice.

2.1.2.1.GeneralPrintEngine

ItemSpecication

2.ProductSpecicationsandDescription

EngineSpeed

WarmuptimeFromSleepLessthan14seconds

FPOT

(1)‘D’Modelonly.

2.1.2.2.ControllerandSoftware

Processor

Memory

Simplex

Duplex(1)

FromReadyLessthan8.5seconds

FromSleepLessthan14seconds

ResolutionUpto1,200x1,200dpieffectiveoutput

ItemSpecication

CPU600MHz(Cortex-A5)

ImageProcessorReCP(RenderingEngineforCleanPage)

XpressM262xSeries:Upto26ppminA4(27ppminLetter)

XpressM282xSeries:Upto28ppminA4(29ppminLetter)

XpressM262xSeries:Upto13ppminA4(14ppminLetter)

XpressM282xSeries:Upto14ppminA4(15ppminLetter)

DDR3128MB

Notsupport

XpressM262x,M262xD:SPL

PrinterLanguage

WindowXP/2003Server/Vista/2008server/7/2008ServerR2/8

Linux

ClientOSSupport

MacOSX10.5~10.8

UNIX(1)

FontsPCL:95ScalableFonts(IncludeOCR-A/OCR-B)/1Bitmap

XpressM262xND,M282xND/DWSeries:SPL/PCL5e/ PCL6

RedHatEnterpriseLinuxWS4,5,6(32/64bit)

Fedora5,6,7,8,9,10,11,12,13,14,15(32/64bit)

OpenSuSE10.2,10.3,11.0,11.1,11.2,11.3,11.4(32/64bit)

Mandriva2007,2008,2009,2009.1,2010(32/64bit)

Ubuntu6.06,6.10,7.04,7.10,8.04,8.10,9.04,9.10,10.04,

10.10,11.04(32/64bit)

SuSELinuxEnterpriseDesktop10,11(32/64bit)

Debian4.0,5.0,6.0(32/64bit)

SunSolaris9,10,11(x86,SP ARC)

HP-UX11.0,11iv1,11iv2,11iv3(P A-RISC,Itanium

IBMAIX5.1,5.2,5.3,5.4,6.1,.7.1(PowerPC)

2.ProductSpecicationsandDescription

ItemSpecication

USBHighspeedUSB2.0

Interface

NetworkProtocol(2)

(1)XpressM282xModelonly

(2)Networksupportmodelonly

–XpressM2620ND,M282xND/DWSeries

(3)Wirelesssupportmodelonly

-XpressM282xDWSeries

USBHost(DirectUSB)Notsupport

WiredLAN(2)Ethernet10/100BaseTx

WirelessLAN(3)Wireless802.11b/g/n

TCP/IP

TCP/IPv4/v6/HTTP/SNMPv1/v2c/v3/SMTP/DNS/ WINS/DDNS/DHCP/BOOTP/AutoIP/StandardTCP/IP Printing/LPR/WSDPrint/IPP/UPnP(SSDP)/Bonjour/ WSDDiscovery/SLP/SetIP/GoogleCloudPrint/WSD Scan

Others

–IPPs/IPSec

2.1.2.3.PaperHandling

ItemSpecication

InputCapacityStandard250–sheetCassetteTray/1–sheetManualFeeder

2.ProductSpecicationsandDescription

PrintingSize

Standard

CassetteTray

ManualFeeder

OutputCapacity

Max.216x356mm(8.5"x14")*

Min.76x127mm(3"x5")*

Capacity250–sheet

MediaSizeA4,A5,A6,Letter,Legal,Executive,Folio,Ocio,ISOB5,JISB5

MediaTypesPlain,Thin,Thick,Cardstock,Recycled,Archive,Bond

MediaWeight60~163g/(16~43lb)*

Sensing

Capacity1–sheet

MediaSize

MediaTypes

MediaWeight60~220g/(16~58lb)*

SensingYes

FaceDown:150–sheet

Faceup:1–sheet

H/WInstallDetect:NoPaperEmpty:Y esPaperTypeDetect:NoPaperSize Detect:No

A4,A5,A6,Letter,Legal,Executive,Folio,Ocio,ISOB5,JISB5,Envelope (Monarch/No-10/DL/C5/C6),Custom76x127mm~216x356mm(3"x5" ~8.5"x14")

Plain,Thin,Thick,Thicker,Cardstock,Transparency ,Pre-Printed,Recycled, Archive,Bond,Label,Envelope,ThickEnvelope,Cotton,Colored

2.1.2.4.Consumables

[SeparatedT onerSystem]

ModelItemAverageYield(1)PartCode

XpressM2625series

XpressM2825series

ImagingUnit9,000PagesML T -R116

[IntegratedT onerSystem]

ModelItemAverageYield(1)PartCode

XpressM2620series

XpressM2820series

(1)DeclaredyieldvalueinaccordancewithISO/IEC19752.

LaserTonerCartridge

InitialToner1,200Pages-

StandardT oner1,200PagesMLT -D116S TonerCartridge

HighYieldToner3,000PagesMLT-D116L

InitialToner1,500Pages-

StandardT oner--

HighYieldToner3,000PagesMLT-D115L

2.ProductSpecicationsandDescription

2.1.2.5.ReliabilityandService

2.1.2.6.Environment

ItemSpecication

Max.MonthlyDuty12,000pages

MPBF30,000pages

MTTRLessthan30min

ItemSpecication

PrintingSimplexLessthan50dBA

StandbyLessthan26dBA AcousticNoiseLevel

SleepLessthan26dBA

ReadyLessthan45W

NormaloperationLessthan400W

PowerConsumption

Certication

Dimension

(WxDxH)

Weight

Max/PeakLessthan450W

SleepLessthan0.9W

PowerOffLessthan0.2W

TECLessthan1.1kWh/week

TelecommunicationTBR-21,KC,Part68,ICCS03,NTC

SafetycUL,CB,KC,TUV -GS,PSB

EMC/EMIFCCPart15ClassB,ICES003,CE(EN),KCC

DocumentNo

SecurityNo

OthersNo

SET368x334.5x202mm(14.5"x13.2"x8.0")*

SETPacking452x418x330mm(17.8"x16.5"x13")*

Net(SETwithout Consumables)

Net(SETwith Consumables)

Gross(SETwith Packing)

6.3kg(13.8lbs)

7.2kg(16.0lbs)

9.1kg(20.1lbs)

Consumable(without Packing)

TonerCatridge

ImagingUnit0.38kg(0.84lbs)

1.2K:0.50kg(1.10lbs)

3.0K:0.54kg(1.19lbs)

2.ProductSpecicationsandDescription

2.1.2.7.Options

ItemSpecication

MemoryN/A

SecondCassetteN/A

HardDiskN/A

2.1.2.8.Maintenanceparts

ItemImagePartCodeLife

•220V

Fuser

•JC91–01034B

•110V

•JC91–01034A

100,000pages

TransferRollerJC66-01218A100,000pages

Pick-Up/Feed/ ForwardRollerAssy

RetardRollerJC90–01107B50,000pages

JC93–00405A50,000pages

2.ProductSpecicationsandDescription

2.1.3.ModelComparisonTable

BrotherHL-2250DN(HL-2270DW)SamsungSL-M2825(0)ND(M2825DW)HPHPP1606dn

ProductImage

PrintingSpeed26/27ppmBlack(A4/Letter)28/29ppmBlack(A4/Letter)25/26ppmBlack(A4/Letter)

FirstTimetoPrintLessthan8.5sec.Lessthan8.5sec.Asfastas7sec(fromAuto-Off)

Memory(MB)32MBMemory128MBMemory32MB

CPU(Processor)Speed200MHz600MHz400MHz

PowerConsumption

(Sleep/Ready/Printing)

Noise

(Ready/Printing)

ProductSize

(WxDxH)

ProductWeight

(kg,lbs)

InitialConsumablesLifetime

SeparatedT ypeToner

(Standard/High)

UnitedTypeToner

(Standard/High)

0.9W(SleepWLANOn:2.8W)/65W/495W1.2W/45W/400W

31dB/53dB26dB/50dBINA/53dB

368x360x183mm(14.5"x14.2"x7.2")368x334.5x201mm

7.17Kg(15.8lbs.):All-in-One

6.8Kg(15.4lbs.)

7.39Kg(16.3lbs.):Separate

TonerCartridge:700pagesTonerCartridge:1000pages

DrumUnit:12,000pagesDrumUnit:9,000pages

1.2K/2.6K1.0K/2.5K2.1K

1.5K/3.0K

0.4W(Manual-off),1.6W(Auto-off)/2.2W/ 440W

378x284x246mm(15.24"x11.18"x9.69") (Max.387x420x255mm)

7.0Kg(15.4lbs.)

2.ProductSpecicationsandDescription

2.2.SystemOverview

Thischapterdescribesthefunctionsandoperatingprincipalofthemaincomponent.

2.2.1.FrontView

NOTE

•Thisillustrationmaydifferfromyourmachinedependingonitsmodel.

•Somefeaturesandoptionalgoodsmaynotbeavailabledependingonmodelorcountry.

1OutputTray

2ControlPanel

3FrontCover

4PaperLevelIndicator

5Tray1

6ManualFeeder

(1)XpressM2620,M2820Series

(2)XpressM2625,M2825Series

7PaperWidthGuides

8PaperWidthGuidesonaManualFeeder

9LaserT onerCartridge(1)

10TonerCartridge(2)

11ImagingUnit(2)

2.ProductSpecicationsandDescription

2.2.2.RearView

NOTE

•Thisillustrationmaydifferfromyourmachinedependingonitsmodel.

•Somefeaturesandoptionalgoodsmaynotbeavailabledependingonmodelorcountry.

1NetworkPort(1)

2USBPort

3PowerSwitch(2)

4PowerReceptacle

5RearCover

(1)Networkandwirelessmodelsonly

(2)PowerSwitchsupportmodelsonly.

2.2.3.PaperPath

Thefollowingdiagramdisplaysthepaththepaperfollowsduringtheprintingprocess.

2.ProductSpecicationsandDescription

2.2.4.SystemLayout

ThismodelconsistsoftheEngineparts,HardwareandFirmware.Theenginepartsconsistsofthemechanicalparts comprisingFrame,Duplex,Tonercartridge,Driveunit,Transferroller,Fuser,Cassette.TheHardwarepartconsistsofthe maincontrolboard,powerboard,operationpanel,PCInterface.

1LSU

2TonerCartridge

3Regi.Roller

4MP

5FeedRoller

6ForwardRoller

7RetardRoller

8Pick-upRoller

(1)DuplexModelonly(XpressM2x2xD/ND/DW)

(2)TonerCartridgeSaperateModelonly(XpressM2x25/M2x26)

9Cassette

10TransferRoller

11DuplexUnit(1)

12FuserUnit

13ExitRoller1

14ExitRoller2

15TonerCartridgePressureUnit(2)

2.ProductSpecicationsandDescription

2.2.4.1.FeedingPart

Itconsistsofacassette,anMPtrayforsupplyingdifferenttypesofmedia(envelope,label,specialpaper)andparts relatedtopapertransferring.

1)Cassette

Thecassettestoresthepaper(Capacity:250sheets(80g/paperstandard).Boththesideguideandtherearguidecanbe adjustedforvarioustypesofpapersfromA6tolegalsizepaper.Ithasapaperexistencesensingfunction,paperarranging function,varioussizepapersacceptingfunction.

2)Pick-Up/Forward/Retardroller

Whenpickuptakesplace,thepickuprollermovesdowntocomeintocontactwiththesurfaceofthepaper .Thepickuproller movesdownwhenthepickupclutchisactivated.Theforwardrollerandtheretardrollerservetomakesurethatasingle sheetofpaperismovedtothepaperpath,andthepaperismovedasfarastheregistrationrollerbytheworkofthefeedroller.

(A)Pick-upRoller

(B)RetardRoller

(C)ForwardRoller

2.ProductSpecicationsandDescription

3)Registrationroller

Itisusedasanantiskewdevice,andtosetupproperregistrationtimingwiththatofthetonedimageonthedrum.Italsois usedforjamdetectiontoensurepaperhasleftthepapertray.

4)ManualFeeder

Themulti-purposetraycanholdspecialsizesandtypesofprintmaterial,suchaspostcards,notecards,andenvelopes.

2.2.4.2.TransferRoller

ThetransferrollerdeliversthetoneroftheOPCdrumtothepaper.

•LifeSpan:Printover100,000sheets(in15~30℃)

2.2.4.3.DriveUnit

Inthismodel,thedrivingdeviceconsistsofBLDCmotor,Regi./Pickupclutches,variousgearsforOPC,Fuser,Pickup,Feed,Regi,Exit.

2.ProductSpecicationsandDescription

2.2.4.4.Fuser

ThisunitconsistsofHeatRoller,aThermostat,andThermistors,etc.Itfusesthetonerthatwastransferredbythetransfer rollerontothepaper,byapplyingpressureandhightemperaturetocompletefusingprocess.

1)Thermostat

Whenaheatlampisoverheated,aThermostatcutsoffthemainpowertopreventover-heating.

•ThermostatType:Non-ContacttypeThermostat

•ControlTemperature:195℃±5℃

2)Thermistor

Itisatemperaturedetectingsensor .

•TemperatureResistance:7(180℃)

3)Heatroller

Theheatrollertransferstheheatfromthelamptoapplyaheatonthepaper.

ThesurfaceofaheatrolleriscoatedwithTeon,sotonerdoesnotsticktothesurface.

4)Pressureroller

Apressurerollermountedunderaheatrollerismadeofasiliconresin,andthesurfacealsoiscoatedwithTeon.Whena paperpassesbetweenaheatrollerandapressureroller,toneradherestothesurfaceofapaperandispermanentlyfused.

5)HalogenLamp

•V oltage:120V(115±5%)/220V:230±5%

•Capacity:850W att±42.5W

6)Itemsforsafety

Protectingdeviceforoverheating

•1stprotectiondevice:Hardwarecutsoffwhenoverheated

•2ndprotectiondevice:Softwarecutsoffwhenoverheated

•3rdprotectiondevice:Thermostatcutsoffmainpower.

Safetydevice

•Afuserpoweriscutoffwhenafrontcoverisopened

•Maintainatemperatureoffusercover’ssurfaceunder80℃foruser,andattachacautionlabelatwherecustomer

canseeeasilywhencustomeropenarearcover.

2.ProductSpecicationsandDescription

2.2.4.5.LSU(LaserScannerUnit)

ItisthecorepartoftheLBPwhichswitchesfromthevideodatareceivedtothecontrollertotheelectrostaticlatentimage ontheOPCdrumbycontrollinglaserbeam,exposingOPCdrum,andturningprincipleofpolygonmirror.TheOPCdrumis turnedwiththepaperfeedingspeed.TheHSYNCsignaliscreatedwhenthelaserbeamfromLSUreachestheendofthe polygonmirror,andthesignalissenttothecontroller.ThecontrollerdetectstheHSYNCsignaltoadjusttheverticallineof theimageonpaper.Inotherwords,aftertheHSYNCsignalisdetected,theimagedataissenttotheLSUtoadjusttheleft marginonpaper.Theonesideofthepolygonmirrorisonelineforscanning.

2.ProductSpecicationsandDescription

2.2.4.6.TonerSystem

Byusingtheelectronicphotoprocess,itcreatesavisualimage.Inthetonercartridge,theOPCunitandthedeveloping unitareinabody.TheOPCunithasOPCdrumandchargingroller,andthedevelopingunithastoner,supplyroller, developingroller,andblade.

•DevelopingMethod:Nonmagnetic1elementcontactingmethod

•Toner:Nonmagnetic1elementshattertypetoner

•OPCCleaning:Collectthetonerbyusingcleaningblade

•Handlingofwastedtoner:Collectthewastedtonerinthecleaningframebyusingcleaningblade

•Classifyingdevicefortonercartridge:IDisclassiedbyCRUM.

[IntegratedTonerSystem]

ImageLayout

[SeparatedTonerSystem]

ImageLayout

2.ProductSpecicationsandDescription

2.2.5.Hardwareconguration

TheML-295xseriesElectricalCircuitSystemconsistsofthefollowing:

•Mainboard(Systemboard)

•OPEboard

•SMPSboard

•HVPSboard

DiagramoftheML-295xseriesElectricalCircuit

ML-295xserieshasasystemboardofintegratedenginecontrollerandvideocontroller.

Theenginecontrollercontrolsallmodulesrequiredtoprint,thatis,LSU,HVPS,SMPS,FAN,Fuser,etc.

ItcommunicateswiththevideocontrolblockinsideCPUforprinting.Andithastheinterfaceforallvideosyncsignal toprintoutthevideodata.

ThevideocontrollerreceivesprintdatafromthehostthroughnetworkorUSBPort.Ittakesthisinformationandgenerates printablevideobitmapdata.

Themainboardadoptsthe600MHzCPU,onboardDDR3memory(128MB)toperformprintingjobssuccessfully.

2.ProductSpecicationsandDescription

2.2.5.1.Mainboard

A1500chipisadoptedasthemainprocessor.Itsprocessspeedis600MHz.Itisintegratedenginecontrollerandvideo controller.

DDR3128MBisadoptedforhighspeeddataprocessing.Boothas8MBSPI.

USBistheembeddedtypeandwirednetworksupports100Mfullduplex.

[Mainboarddiagram]

2.ProductSpecicationsandDescription

[Mainboardimage]

•Connection

1LSUVideoconnector

2LSUMotorconnector

3HVPSinterfaceconnector

4OPEconnector

5SMPSinterfaceconnector

6MainBLDCMotorconnector

7PaperExitsensorconnector

•Information

-PartCode:

-PBAname:PBA-MAIN

8Fuserthermistorinterfaceconnector

9Wirednetworkconnector

10USBdeviceconnector

11Wirelessmoduleinterfaceconnector(Wireless

modelonly)

12Cruminterfaceconnector(DependonModel)

ModelPartCode

XpressM262xJC92-02616B

XpressM262xNDJC92-02615B

XpressM282xNDJC92-02615D

XpressM282xDWJC92-02615F

+ 86 hidden pages