HP P3005 manual Enww

Page 113

9.Disconnect the flat cable at the bottom of the ECU (callout 11), and then pull the ECU away from the device.

11

Figure 5-28Removing the ECU (8 of 8)

NOTE The ECU and the ECU pan together are a single field-replaceable unit (FRU). You do not have to separate the ECU and the ECU pan.

Tip Make sure that the power switch rod at bottom, right of the ECU lines up with the switch link (see Gear assembly on page 108). If they are not aligned correctly, the device will not power on.

ENWW	Engine control unit (ECU) 95

Image 113

Contents HP LaserJet P3005 Series printers Page HP LaserJet P3005 Series printers Trademark credits Safety informationCopyright information Table of contents Maintenance Paper feed guide assembly Service approachGear assembly Reinstallation notes for the gear assemblyTroubleshooting Wiring diagrams Print-quality checklistOrder through service or support providers Paper-handling accessoriesAppendix a Specifications Vcci statement Japan Power cord statement JapanEMI statement Korea Laser statement for FinlandEnww Tray 2 pickup assembly Diagnostics menuAlphabetical parts list 10 Numerical parts listXii Print engine general structure Model and serial numbers Systems overviewGrounding-spring locations ECU wiringJam-detection sensors Jetdirect197 Xvi Device information Chapter contentsP3005dn Device configurationsFeature Description FeaturesSupplies AccessibilityDevice parts WalkaroundModel name Model number Interface portsFunction Control-panel layoutNumber Button or light Select Supported operating systems Device softwareMinimum system requirements Supported printer drivers HP Web JetadminSoftware for Windows computers HP Easy Printer Care softwareEmbedded Web server Software for Macintosh computersOther software Remove software from Macintosh operating systems Uninstall softwareRemove software from Windows operating systems Select print media Media specificationsSupported media sizes Media size Dimensions Weight and thickness1Supported media sizes 2Automatic 2-sided printingSupported media types Type Dimensions3Tray 1 media types 4Tray 2 and tray 3 media typesPaper to avoid Installation and configuration Operating environment Location specificationsSite preparation Load tray 1 multipurpose tray Load input traysEnww Load tray 2 and optional tray Enww Change the print cartridge Install suppliesSupply replacement guidelines Enww Enww Install device memory Install accessoriesInstall memory Install accessories Enww Verify that Dimm is installed correctly Check Dimm installationUse HP Jetdirect print server cards Enable memory for WindowsInstall an HP Jetdirect print server card Remove an HP Jetdirect print server card Enww Maintenance Manage supplies Approximate print-cartridge replacement intervalsSupplies life Manage the print cartridgeHP fraud hotline and Web site Print-cartridge authenticationClean the exterior Clean the deviceClean the paper path Clean spilled tonerCreate and use the cleaning Use information pages Description How to printManagement tools Open the HP Easy Printer Care software Use the HP Easy Printer Care softwareFile directory PCL or PS font listSectionOptions HP Easy Printer Care software sectionsUse the embedded Web server Open the embedded Web server by using a network connectionEmbedded Web server sections Tab or section OptionsSettings tab Or Sleep mode onUse the HP Printer Utility for Macintosh Use HP Web Jetadmin softwareTab or section Networking tabOpen the HP Printer Utility HP Printer Utility featuresTheory of operation Formatter Basic operationFormation roller Engine control unit ECU3Engine control system circuit diagram Theory of operation ECU Pickup/feed/delivery system 6Laser/scanner system Laser/scanner system8Image-formation system Theory of operation Image-formation systemDeveloping Primary chargingLaser beam exposure Separation FusingTransfer 13 Fusing Drum cleaning15Cross-section of device Internal componentsInternal components Timing 2Power-on sequence1Operation sequences Name Timing Purpose16Operational sequences Timing diagram Write Print cartridge memory systemEnww Removal and replacement Separation pad Overview Removal and replacement strategyElectrostatic discharge Required toolsIllustration Description Size Part number Use Types of screwsPre-service procedures Service approachBefore performing service Parts removal order After performing serviceRight-side cover CoversLeft-side cover Enww Cover Back cover6Removing the I/O cover Lift the cover off of the device Top, right coverTop cover 8Removing the top cover Lift the cover off of the device Front, right cover9Removing the front, right cover 1 Removal and replacement Enww Control panel 12Reinstalling the control panel Formatter 13Removing the formatter 1 Removal and replacement14Removing the formatter 2 15Removing the formatter 3 Removal and replacement Back cover see Back cover on Cover see I/O cover on Fuser17Removing the fuser 2 Removal and replacement Enww Laser/scanner 19Removing the laser/scanner 1 Removal and replacementLaser/scanner Engine control unit ECU 21Removing the ECU 1 Removal and replacement22Removing the ECU 2 23Removing the ECU 3 Removal and replacement 24Removing the ECU 4 25Removing the ECU 5 Removal and replacement 26Removing the ECU 6 27Removing the ECU 7 Removal and replacement Enww Access plate 31Removing the power supply 1 High-voltage power supplyEnww 33Removing the power supply 3 Enww 35Removing the power supply 5 Enww 37Reinstalling the oblique-roller assembly Paper feed guide assembly Paper feed guide assembly Main motor 40Removing the main motor 2 41Removing the gear assembly 1 Removal and replacement Gear assemblyRemove four screws callout 3 from the gear-assembly plate 43Reinstalling the gear assembly Removal and replacement Reinstallation notes for the gear assemblyTray 1 solenoid Tray 2 solenoid 46Removing the e-label reader 1 Label reader memory tagEnww 48Removing the face-down-roller shaft 1 Face-down-roller shaftEnww 50Removing the cartridge door 1 Cartridge door51Removing the cartridge door 2 Removal and replacement 52Removing the cartridge door 3 Transfer roller 54Removing the registration assembly 1 Registration assemblyEnww Remove four screws callout Tray 1 pickup roller Tray 2 pickup roller Enww Separation pad Enww Troubleshooting Basic troubleshooting Troubleshooting processControl-panel message types Control-panel messagesResolve control-panel messages Control panel message Description Recommended actionXX Internal Clock Error 10.XX.YY Supply Memory ErrorJAM Inside Front Door JAM Inside TOP CoverJAM Inside Rear Door 13.XX.YY Fuser JAM Inside TOP13.XX.YY JAM Inside Duplexer 13.XX.YY JAM in Tray13.XX.YY JAM Inside TOP Cover 13.XX.YY JAM Inside Rear DoorInsufficient Memory TOO ComplexEmbedded I/O Buffer Overflow EIO X Buffer OverflowParallel I/O Buffer Overflow Serial I/O Buffer OverflowXxxxx Error ErrorEmbedded I/O BAD Transmission Unexpected Size in TrayTo continue turn off then on Fuser ErrorXY Error No System 55.XX.YY DC Controller ErrorAlternates with Formatter To continue turn off then on 8X.YYYY EIO Error Storage Error SettingsPermanent Storage Full Permanent Storage Write FailAction not Currently Available 8X.YYYY Embedded JetdirectOn Tray Custom Chosen Personality notInstall Black Cartridge Code CRC ErrorClose TOP Cover Data ReceivedFONTS/DATA Insufficient Memory to LoadLoad Tray X Type Size Load Tray 1 Plain PaperManually Feed Output Stack NON HP Supply InstalledMEM Test Failure Replace Dimm NON HP Supply in USERAM Disk File Operation Failed RFU Load ErrorRAM Disk File System is Full RAM Disk is Write ProtectedTray XX Empty Type Size USB Accessory ErrorTray XX Open Tray XX Open or EmptyUSB Storage is Write Protected USB Storage File System is FullUSB Storage X Removed USE Tray X Type SizeClear jams Cause SolutionAvoid jams 1Common causes of jamsTypical jam locations 1Jam-detection sensors Jam detectionJam type Description Clear jams from the input-tray areasEnww Clear jams from the print-cartridge area Clear jams from the output-bin areas Clear jams from the optional duplexer Enww EIO troubleshooting Interface troubleshootingCommunications checks Computer direct connect parallel testJetdirect Network printing problemsPacket Size Nvram initialization Service mode functionsCold reset Hard-disk initialization Service menu service PIN codesSkip disk-load Self testRestoring the service ID Service IDConvert the service ID to an actual date Diagnostics menu Troubleshooting tools2Diagnostics menu Control-panel menusEngine-test Test pagesFormatter test Image defect ruler Determine the current firmware version Upgrade the firmwareUse FTP to upgrade the firmware on a network connection Use HP Web Jetadmin to upgrade the firmware \YOURSERVER\YOURCOMPUTER Use MS-DOS commands to upgrade the firmwareUpgrade the HP Jetdirect firmware Device selects media from the wrong tray CauseSolution Troubleshoot general printing problemsDevice does not pull media from a tray Cause Solution Paper curls when it exits the device Cause SolutionPages print, but are totally blank Cause Solution Print job prints on both sides of the paper Cause SolutionMessages and see Control-panel messages on Multiple pages feed Troubleshoot media handling problemsPages are wrinkled or folded Pages are skewedAssembly on Print-quality checklist Troubleshoot print-quality problemsAaBbCc Image-defect examplesAaBbCc Light print partialSpecks Light print entireLines DropoutsToner smear Gray backgroundRepeating defects Loose tonerMisformed characters Repeating imageCurl or wave SkewVertical white lines Wrinkles or creasesWhite spots on black Tire tracksBlurred print Scattered linesRandom image repetition Main assemblies DiagramsDevice component locations Main parts Main parts6Sensors and switches Sensors and switches7Motors, fans, and solenoids Motors, fans, and solenoidsPCAs Wiring diagrams3 4 12 11 10Circuit diagram 1 196 Chapter Troubleshooting Circuit diagram 2 Enww Parts and diagrams Order through service or support providers Order parts, accessories, and suppliesOrder directly from HP Order directly through the HP Easy Printer Care softwarePart numbers Paper-handling accessoriesPrint cartridge MemoryCables and interfaces Enww Covers Description Part number Qty Covers2Internal components 1 Parts and diagrams 2Internal components 1 Enww Enww 3Internal components 2 Parts and diagrams 3Internal components 2 502 Pin, dowel XD3-2120-122 503 Ring, E XD2-1200-802 Enww 4Internal components 3 Parts and diagrams 4Internal components 3 5Internal components 4 Parts and diagrams 5Internal components 4 6Internal components 5 Parts and diagrams 6Internal components 5 7Internal components 6 7Internal components 6 8Tray 2 pickup assembly Parts and diagrams Tray 2 pickup assembly8Tray 2 pickup assembly 9Alphabetical parts list Alphabetical parts listConnector, snap tight, bk VS1-7177-004 Film, fuser drive side plate RC2-0649-000 Internal components 4 Holder, switch link RC2-0634-000 Motor, DC M1, main RK2-1488-000 Registration assembly RM1-3715-000 Sensor-flag assembly RM1-3769-000 Spring, torsion RU5-2386-000 Part number Description Numerical parts list10Numerical parts list RC1-4061-000 Spring, torsion RC2-0468-000 Cushion, right lower RC2-0612-000 Cover, engine controller RC2-0705-000 Lever, drive release RM1-3716-000 Multipurpose paper pick-up roller assembly RM1-4040-000 Top sensor PCA PS901 RU5-2386-000 Spring, torsion XA9-1503-000 Screw, tap, M3x6 Enww Specifications Table A-1Device dimensions Physical specificationsDevice model Height Depth Width Weight Device model Height Depth WidthTable A-3Power requirements Electrical specificationsTable A-4Power consumption average, in watts Specification Volt modelsTable A-5Sound power and pressure level Acoustic specificationsOperating environment Table A-6Necessary conditionsHewlett-Packard limited warranty statement Service and supportCustomer self repair warranty service Print cartridge limited warranty statement HP Customer Care Online ServicesHP service agreements HP support and information for Macintosh computers HP Easy Printer Care softwareOn-site service agreements HP maintenance agreementsNext-day on-site service Weekly volume on-site serviceExtended warranty Enww Regulatory information FCC regulations Environmental product stewardship program Paper HP print supplies returns and recycling program informationMaterial restrictions HP LaserJet P3005 deviceMaterial Safety Data Sheet Msds For more information Enww Declaration of Conformity Declaration of conformityCanadian DOC regulations Safety statementsLaser safety Luokan 1 laserlaite Laser statement for FinlandEnww Index ECU Enww Msds RFU Enww Trays status See also traysEnww Page Q7812-90910

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