4400DT - Phaser B/W Laser Printer Service Manual Brandname: Xerox Category: Printer Total Pages: 503 Table of contents Phaser44003ServiceTerms4PowerSafetyPrecautions6ServiceSafetySummary8RegulatorySpecifications10SafetyStandards12GeneralInformation14CleaningAndMaintenance15WiringData16SectionContents18Configurations19MonitoringConsumables20PartsOfThePrinter21InternalComponents23FrontPanelConfiguration25ImageProcessorBoard27MachineOrientation29MenuMap30PrinterSpecifications31FunctionalSpecifications35ElectricalSpecifications36Introduction38ServiceFlowchart39Procedures40VoltageMeasurements41UsingFaultHistory42ServiceDiagnostics44EngineTestPrint47PrinterErrorMessages48ErrorMessageSummaries49FrontCover58ToClearPse-167ReplacePrintCartridge71TonerIsLow72StackerFailure74TrayPaperIsLow76NoPaperInTray78MainMotorFailure82LaserUnitFailure85FuserFailure86Tray2Or3Failure89Type92FaultReportingDevices9515RamDimmRamError97Introduction98TroubleshootingProcedures99DcPowerLvps101DcPowerLoading103TonerSensorFailure105InoperativePrinter106MalfunctioningFrontPanel108InoperativeFrontPanel110PowerSupply111MainMotorAssembly112LaserAssembly114FuserAssembly115RegistrationSensor117MptNoPaperSensor118Tray1NoPaperSensor119RegistrationClutch124Tray1FeedClutch126MptPickUpSolenoid127ImageProcessorIsolation128ElectricalNoise130ExitSensor131ExitMotor132StackerFullSensor134EnvelopeFeedClutch135EnvelopeNoPaperSensor136Fusing142Resolution143RegistrationSide-to-Side144Skew146SkipsSmears147Spots148OtherPrintDefects149Procedures150LightUndertonedPrints151BlankPrints153BlackPrints155VerticalDeletions156HorizontalDeletions158VerticalStreaks160HorizontalStreaks162Spots165UnfusedImage166DamagedPrint168Resolution169SpotDeletions170RepeatingDefects171ResidualImage172Background173UnevenDensity175SkewedImage176Registration178SkipsSmears180ServiceTestPrints182TestPrint183EngineTestPrint185Adjustments186FuserTemperature187ResettingNvram188ServiceDiagnosticsResets189PrintEngineNvram190Procedure192ListofProcedures194CoversandTrays199Rrp12LeftCover200Rrp13OptionCover201Rrp14TopCoverAssembly202Rrp15RightCover203Rrp17LeftFrontCover205Rrp110InterlockCover208Rrp111LeftPlate209Rrp112PlateHandle210Tray1211Rrp23RetardSpring215Rrp24MotorAssembly217PaperFeedTray1221Rrp35LowPaperSensor225Rrp37FeederAssembly228Rrp38PaperFeedRollers229Rrp39FeederPwb230Rrp310FeederSocket232Rrp313Tray1SizePwb235PaperFeedMpt237Rrp43MptFeedRoller240Rrp46TrayPickUp244Rrp47RetardPadAssembly245PaperTransportation250Rrp52TonerSensor252Rrp54RegistrationSensor254Rrp55RegistrationClutch255ExitAssemblyAndFuser258Rrp62FuserAssembly259Xerographics272Rrp74LaserAssembly275MainDrive277Electrical280Rrp93EngineLogicBoard282Rrp945VdcPwb283Rrp95LvpsPwb284Rrp96HvpsPwb285Rrp97ConnectorPwb287Rrp98MainSwitch288Stacker294Rrp103ExitTray295Rrp105LowerCover298Rrp107StackerPwb300Rrp1010DirectionSolenoid303
4400DT - Phaser B/W Laser Printer Specification Sheet Brandname: Xerox Category: Printer Total Pages: 2