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HP Enterprise CP5525 manual 79Remove the residual toner full sensor 2

Models: Enterprise CP5525

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2.Remove two M4-screws (callout 1) and one M3-screw (callout 2). Then remove the toner cover (callout 3).

Figure 2-79Remove the residual toner full sensor (2 of 4)

1	3	2

ENWW	Removal and replacement procedures 153

Image 177

HP Enterprise CP5525 manual 79Remove the residual toner full sensor 2

Contents

HP Color Laserjet Enterprise CP5520 Page HP Color LaserJet Enterprise CP5520 Printer Series Trademark Credits Copyright and LicenseConventions used in this guide Conventions used in this guide Table of contents Enww Removal and replacement 101 Enww Solve problems 253 Enww 294 Xiii 414 Enww 459 Xvii 480 Xix Parts and diagrams 551 Appendix a Service and support 631 Appendix B Product specifications 641Appendix C Regulatory information 643 Index 655 Theory of operation Product block diagram Basic operationMajor product systems Normal sequence of operation Sequence of operation1Sequence of operation Name Timing PurposePrint Formatter-control system Sleep modeMemory Input/outputPJL overview FirmwareControl panel PML2Engine-control system Engine-control systemDC controller 3DC controller diagramComponent type Abbreviation Name 2Electrical componentsEnww Motors MotorsDescription Components driven Failure Detection MotorsDescription Area cooled Type Speed FansTH4 Fuser Heater Fuser-control circuit7Fuser-heater control circuit Fuser temperature controlFuser protective function Fuser failure detection SW1 Low-voltage power supplyEnww Overcurrent/overvoltage protection 9High-voltage power supply High-voltage power supplyEnww 10Laser/scanner system Laser scanner systemLaser failure detection Electrophotographic process Image-formation system12Electrophotographic process drive system 13Image formation process Image formation processLatent-image formation block Pre-exposurePrimary charging 16Laser beam exposure Laser beam exposure17 Developing Developing blockTransfer block Primary transferSecondary transfer Separation Fusing blockDrum cleaning block ITB cleaning blockPrint cartridges 24Print cartridge block diagramCartridge presence detection Memory tagToner level detection Cartridge life detection25Developing unit engagement and disengagement control ITB ITB unitPrimary transfer roller engagement and disengagement control ITB unit presence detection ITB cleaning mechanismSW6 ITB Calibration29Color-misregistration control Color-misregistration controlImage stabilization control Environment change controlImage density control Dmax Image halftone control Dhalf30Pickup, feed, and delivery system Pickup, feed, and delivery system31Pickup, feed, and delivery system blocks Photo sensors and switches product Photo sensorsDescription Motors and solenoids Pickup and feed block6Motors and solenoids paper path 34Tray 2 cassette pickup operation Tray 2 cassette pickup35Tray 2 cassette multiple-feed prevention Tray 2 cassette multiple-feed preventionEnww Tray 2 cassette lift-up operation 36Tary 2 cassette lift-up operation Cassette media-presence detection Tray 1 MP tray paper pickupSL2 Tray 1 MP tray last-paper detection39Tray 1 MP tray last-paper detection Paper feed40 Paper feed 41Skew-feed prevention Skew-feed preventionMedia detection sensor types Media detectionAuto Sense mode Print mode Media Speed Sensor Detection Fusing and delivery blockFeed-speed control Loop control42 Loop control Pressure roller pressurization and depressurization control 44Output bin full detection Output bin full detectionDuplex reverse and duplex feed control Duplex block duplex models onlySL3 Duplex operationPrint mode Duplex print Paper size Duplexing media feed modePaper sizes, duplex operation Print modes, duplex operationProduct detects the following jams Jam detectionAfter the TOP sensor detects the trailing edge 48Paper-feeder paper path Paper feederPaper-feeder motors 10Paper-feeder motorsMotor Driving part Failure detection Paper-feeder paper pickup and feed 11Paper-feeder electrical componentsComponent type Abbreviation Description Paper-feeder cassette lift operation SR3 Paper-feeder jam detection543X500-sheet paper deck Optional 3X500-sheet paper deckComponent Description 3X500-sheet paper deck133X500-sheet paper deck Motor control 14Paper deck motorsComponent Component driven Failure Detection Component Signal Pickup-and-feed operation15Pickup-and-feed operation Paper Deck Cassette 3 Pickup Motor Control Cassette lift-up operation 58Cassette lift-up operation 59Jam detection Enww Removal and replacement Removal and replacement strategy IntroductionElectrostatic discharge 1Phillips and pozidrive screwdriver comparison Required toolsBefore performing service Service approachAfter performing service Post-service testReplace print cartridges Removal and replacement proceduresEnww Enww Close the front door Removal and replacement 3Remove the toner-collection unit 2 Toner-collection unitEnww Reset the New Fuser Kit setting at the control panel Administration Manage Supplies Reset Supplies New Fuser KitFuser Pickup roller Tray 7Remove the pickup roller Tray 1 2 Removal and replacementSeparation pad Tray Insert the tool under the separation pad 13Remove the separation roller assembly Tray 2 2 Separation roller assembly TrayOpen Tray Open the right-door assembly 15Remove the 1 x 500 or 3 x 500 rollers 1 Enww Secondary transfer roller Intermediate transfer belt ITB Enww Reset the New Transfer Kit setting at the control panel 21Remove the formatter 1 Formatter PCAEnww Hard Drive Before proceeding, remove the following componentsIdentify the hard drive type Remove the encrypted HDD 26Remove the solid-state hard drive 1 Remove the solid-state hard driveRemove the lock from the PCA Covers Identification and locationExternal panels, covers, and doors 1External panels, covers, and doors 31Remove the right-front cover and control-panel assembly 2 Right-front cover and control-panel assemblyEnww Left cover Remove the rear cover Rear cover36Remove the toner collection unit access door 2 Toner collection unit access doorEnww 38Remove the right-rear cover Right-rear cover39Right-rear cover ground spring Removal and replacement Reinstall the right-rear coverRemove the top cover Top coverEnww 42Remove the front-door assembly 1 Front-door assembly44Remove the front-door assembly 3 Removal and replacement 45Remove the front-door assembly 4 46Remove the right-door assembly 1 Removal and replacement Right-door assembly48Remove the right-door assembly 3 Disconnect two connectors callout 51Remove the right-door assembly 6 Main assemblies Formatter caseRemove the formatter case 53Remove the formatter case assembly 2 Remove the laser/scanner assembly Laser/scanner assembly56Remove the laser/scanner assembly 3 Enww Remove the paper pickup assembly Paper pickup assemblyDisconnect four connectors callout 61Remove the paper pickup assembly 4 Reinstall the paper pickup assembly 63Paper pickup assembly sensor flag correctly installed Reset the New Registration Roller menu item Installing a replacement paper pickup assemblyDevice Maintenance Service Service Access Code Reset the Media Sensor ValueEnww Remove the registration sensor assembly Registration sensor assemblyEnww Enww Remove the lifter-drive assembly Lifter-drive assemblyEnww Enww ITB front guide assembly 75Remove the ITB front guide assembly 3 Enww 77Remove the ITB rear guide assembly ITB rear guide assemblyRemove the residual toner full sensor Residual toner full sensor79Remove the residual toner full sensor 2 80Remove the residual toner full sensor 3 Reinstall the residual toner full sensor Enww Remove the main drive assembly Main drive assembly87Remove the main drive assembly 3 Removal and replacement 89Remove the main drive assembly 5 90Remove the main drive assembly 6 Removal and replacement 92Remove the main drive assembly 8 94Remove the main drive assembly 10 Removal and replacement 96Remove the main drive assembly 12 98Remove the main drive assembly 14 Removal and replacement 100Remove the main drive assembly 16 101Remove the main drive assembly 17 Removal and replacement 102Install the main drive assembly 1 Install the main drive assembly104Install the main drive assembly 3 Removal and replacement See -103 Install the main drive assembly 2 of 8 on 108Install the main drive assembly 7 Removal and replacement 109Install the main drive assembly 8 Remove the fuser drive assembly Fuser drive assemblyDisconnect two connectors callout Original fuser drive assembly Proceed to the next step Install a replacement fuser drive assemblyEnww Remove the fuser gear assembly Fuser gear assembly118Remove the fuser gear assembly 3 120Remove the fuser gear assembly 5 Removal and replacement 122Remove the fuser gear assembly 7 Enww 124Remove the fuser gear assembly 9 Original fuser gear assembly Proceed to the next step Install a replacement fuser gear assemblyEnww Remove the delivery assembly Paper delivery assemblyReinstall the paper delivery assembly 129Remove the paper delivery assembly 2Enww Remove the duplex-drive assembly Duplex drive assembly duplex modelsRemove three screws callout Remove the delivery drive assembly Delivery drive assembly simplex modelsRemove the residual-toner-feed assembly Residual-toner-feed assembly138Remove the residual-toner-feed assembly 2 Remove the ITB motor ITB motor M1140Remove the ITB motor 2 Remove the drum motor Drum motor M2Remove the developing motor Developing motor M3Remove the fuser motor Fuser motor M4Remove the developing-disengagement motor Developing-disengagement motor M6Remove the power-supply fan Power-supply fan FM1Enww Enww Remove the fuser fan Fuser fan FM2150Remove the fuser fan 3 Removal and replacement Enww Remove the formatter fan and ICB PCA Formatter fan FM3 and ICB PCA154Remove the formatter fan 3 Enww Remove the DC controller PCA DC controller PCAEnww Remove the low-voltage power supply Enww 162Remove the low-voltage power supply 3 Enww Remove the imaging developing high-voltage power supply Imaging developing high-voltage power supplyRemove the first transfer high-voltage power supply First transfer high-voltage power supply166Reinstall the first transfer high-voltage power supply Remove the second transfer high-voltage power supply Second transfer high-voltage power supply168Remove the second transfer high-voltage power supply 2 Remove the driver PCA Driver PCA170Remove the driver PCA 2 Remove the power switch PCA Power switch PCARemove the environmental sensor Environmental sensor500 rear cover 500-sheet paper feeder assembly175Remove the 1 x 500 left cover 2 500 left coverEnww 500 right-front cover 500 front-upper cover 500 right door 180Remove the 1 x 500 right door 3 Removal and replacement 181Remove the 1 x 500 right-lower cover 500 right-lower cover500 pickup assembly 184Remove the 1 x 500 pickup assembly 3 Enww 187Remove the 1 x 500 lifter-drive assembly 2 500 lifter-drive assembly500 pickup motor 188Remove the 1 x 500 pickup motor Removal and replacement189Remove the 1 x 500 driver PCA 500 driver PCA190Remove the 3 x 500 rear cover Removal and replacement 500-sheet paper feeder optional accessory191Remove the 3 x 500 right and left cassette rails 500 right and left cassette rails500 paper deck controller PCAs 194Remove the 3 x 500 paper deck lifter-drive assembly 2 500 paper deck lifter-drive assembly500 paper deck pickup motor 196Remove the 3 x 500 front-lower cover 500 front-lower cover500 left cover 199Remove the 3 x 500 right-corner cover 500 right-corner cover500 front-upper cover 500 right-door assembly Enww 204Remove the 3 x 500 right-lower cover 500 right-lower cover 500 left-lower cover Remove the 3 x 500 rear-lower cover 500 rear-lower coverRemove the 3 x 500 paper deck pickup assembly 500 paper deck pickup assemblyEnww Solve problems Solve problems checklist Solve problems checklist Administration Reports Configuration/Status Pages Current settings pagesPrint the current settings pages Menu mapSign In menu Control panel menusRetrieve Job From USB menu Retrieve Job From Device Memory menuSupplies menu 3Retrieve Job From Device Memory menu4Supplies menu Enww Trays menu Trays menuGeneral Settings menu Administration menu7General Settings menu Reports menuEnww Enww Enww Enww Print Settings menu Retrieve From USB Settings menu8Retrieve From USB Settings menu Print Settings menuPrint Options menu 9Print Settings menu10Print Options menu Product supportsEnww Display Settings menu Display Settings menu12Manage Supplies menu Manage Supplies menu13Manage Trays menu Manage Trays menuNetwork Settings menu 14Network Settings menu15Embedded Jetdirect Keep Embedded JetdirectFirst level 16Troubleshooting menu Troubleshooting menuBackup/Restore menu Device Maintenance menuUSB Firmware Upgrade menu Calibration/Cleaning menu17Backup/Restore menu Calibration/Cleaning menuAutomatic Calibrations Disabled Enabled Service menuDetermine the problem source Troubleshooting processPre-troubleshooting checklist General topic QuestionsTroubleshooting flowchart Troubleshooting flowchart Power subsystem Power-on checksPower-on troubleshooting overview Boot sequence Power-on timing approximateComponent diagnostics Tools for troubleshootingLED diagnostics Understand lights on the formatterHeartbeat LED Engine diagnosticsDefeat the right-door opening/closing sensor PS15 Defeating interlocksAdministration Troubleshooting Diagnostic Tests Disable cartridge checkEngine test button Paper-path test20Manual sensor diagnostic tests Sensor or switch name Sensor or switch numberManual sensor test Developer alienation sensor PS11 ITB alienation sensor Front-door opening/closing switch PS14 Right-door opening/closing sensor PS15 5Test the right-door opening/closing switch 1 Solve problemsEnww TOP top-of-page sensor PS5 Fuser loop sensors 1 and 2 PS7 and PS8 Fuser pressure-release sensor PS9 Fuser output sensor PS6 Developer alienation sensor PS11 ITB alienation switch SW5 21Tray/Bin manual sensor test Tray/Bin manual sensor testEnww Tray 1 paper sensor PS2 Tray 2 paper present sensor PS1 Tray 2 paper surface sensor PS4 Tray 2 paper size switches SW7 and SW8 Tray 3 paper sensor SR3 Tray 3 paper surface sensor SR2 Tray 3 paper size sensors SW2 and SW3 Tray 3 feed sensor SR1 Tray 3 door opening/closing sensor SW1 Tray 4 paper surface sensor SR2 Tray 4 paper sensor SR3Tray 4 paper size sensors SW2 and SW3 Tray 4 feed sensor SR1Tray 5 paper surface sensor SR82 Tray 5 paper sensor SR83Tray 5 paper size sensors SW82 and SW83 Tray 5 feed sensor SR81Output-bin-full sensor PS10 Paper-path sensors testPrint/stop test 22Paper-path sensors diagnostic testsComponent tests Component test special-mode test23Component tests 1 Fuser Contact/Alienation Drive Switchback MotorTrayX Pickup Motor DuplexerPickup MotorAdditional component tests Full/half speed intake fan24Component tests 2 Speed controlled intake fan Full speed intake fanComponent test Component tested Comments Fuser Fan Formatter FanBlock diagrams Diagrams26Optional paper feeder Tray 3 cross section Plug/jack locations Location of connectors DC controller connectionsDC controller connections 25DC controller connections 28Product connections 1 Product connections29Product connections 2 30Product connections 3 31Product connections 4 32Product connections 5 33Product connections 6 34Paper feeder connections 35External component locations Locations of major components36Major component locations 1 Main drive unit Lifter drive unit 37Major component locations 2 38Major component locations 3 39Motors, fans, and rollers component locations 40PCA component locations Timing chart 1 General timing charts42General timing chart 2 Fuser General circuit diagram44 General circuit diagram 2 Paper feeder general circuit diagram 1 X 46Paper deck general circuit diagram 3 X Print-quality-troubleshooting pages Administration Troubleshooting Print Quality PagesInternal print-quality test pages Yellow Green 50Black print-quality troubleshooting Diagnostics Enww Process a cleaning Clean the paper pathDevice Maintenance Calibration/Cleaning Set up an auto cleaningConfiguration Configuration51Configuration HP embedded Jetdirect Security Settings information26Important information on the configuration pages Finding important information on the configuration pagesAccessories and internal storage Diagnostics menuColor-band test Repetitive image-defect ruler Print quality troubleshooting toolsCalibrate the product 27Sign In menu Sign In menuPersonal identification number PIN Might not be availableRetrieve Job From USB menu 29Retrieve Job From Device Memory menu Retrieve Job From Device Memory menuSettings Cartridge Prompt to Supplies menuSupplies menu 30Supplies menu Transfer Kit Very Low Stop Color/Black AutoMix Mostly Color Trays menu Alternative Letterhead Disabled Mode Enabled Use another tray Enabled DisabledSize/Type Prompt Display Do not display Blank Pages AutoReports menu Administration menu31Trays menu 32Reports menuOther Pages Print Map33General Settings menu General Settings menuMidtones Cyan Density Enww Sets the sensing option for Tray 1 for paper types using Adjust Paper When ExpandedSense Mode SensingHumidity Mode Normal High Paper Curl Mode Normal Optimize Normal Paper StandardLight Media Normal Envelope Control Normal Cleaning Control NormalEnvironment Normal Line Voltage Normal Low VoltageWhen thin vertical When a backgroundWhen the other Correct the problemMoisture Control Normal Alternate Alternate Alternative 1 toJam Recovery Auto Normal isMaximum is Week Default Folder Held Timeout HourQuick Copy Job Off Name for StoredRestrict Color Enable Settings CalibrationRetrieve From USB Settings menu Print Settings menuRetrieve From USB Settings menu 35Print Settings menu Font Pitch Range 0.44 Default =Append CR to LF Yes Dimension Range 5.00 Default = Default Custom Paper Inches DimensionPrint Options menu 36Print Options menuEnable Edge to Edge Enabled Dimension Range 127 Default =Overrides Disabled MillimetersDisplay Settings menu Manage Supplies menu Supply Settings Black Cartridge Very Low Stop38Manage Supplies menu Status menu toNotifies you when Color/Black Mix Auto Mostly Color Pages Mostly Black Manage Trays menu 39Manage Trays menuFirst level Values Alternative Letterhead Mode Disabled Use another tray EnabledFirst level Values Description Manually Feed Prompt Always Size/Type Prompt DisplayFirst level Values Description Blank Pages Auto Network Settings menu Network Settings menuFirst level Values Description Timeout Method Default IP Auto IPRelease and Dhcp Renew ReleaseAddress Manual Enable 0.0 IPv6 Settings EnableSettings Off Xxx.xxx.xx SecondaryRouter Router Specified Policy RouterRouter Unavailable If a Https Optional Access Idle Timeout The time802.1x Reset 00080Diagnostics Embedded LAN HW Test Yes TestHttp Test Yes Select All Yes Data Path YesTests ExecutionPrint Results Yes 127.0.0.1 Dest IPv6Ping Results Packets Sent 00000Ping Yes Progress Enww 42Troubleshooting menu Troubleshooting menuPaper Path Test Print Test SensorsTest Duplex Path Off NumberSensor Test Repeat optionDiagnostic Data Repeat OffRetrieve Export to USB Debug Cleanup Debug OffInformation File Include Crash OffBackup/Restore menu Device Maintenance menu43Backup/Restore menu BackupsCleaning Interval setting Calibration/Cleaning menu44Calibration/Cleaning menu USB Firmware Upgrade menuService menu Cycle Counts Mono Cycle CountsRefurbish Cycle Glass Cleaning Cold Reset Paper LetterNew Registration Yes RollerMemory error 10.0X.Y0 Supply memory errorDescription Label missing10.22.51 10.22.5010.22.52 10.23.5010.23.51 10.23.52Printing past very low 10.XX.34 Used supply in use 10.XX.40 Genuine HP supplies installed10.XX.70 Printing past very low 10.XX.41 Unsupported supply in use10.YY.15 Install supply 10.YY.25 Wrong cartridge in color slotFuser kit 10.31.15 10.YY.35 Incompatible supply 13.00.00 YY Internal clock error13.A3.FF 13.D3.DZ13.WX.FF 13.WX.EE13.WX.YZ Fuser area jam 13.WX.YZ Fuser wrap jam 13.WX.YZ Jam in lower right door 13.WX.YZ Jam below control panel13.WX.YZ Jam in right door 13.WX.YZ Jam in middle right door13.WX.YZ Jam in Tray Insufficient memory To continue, press OK Too complex32.1C.XX Enww Recommended action Enww Enww 32.21.00 Unsupported USB accessory detected To continue, press OKUSB I/O buffer overflow To continue, press OK Embedded I/O buffer overflow To continue, press OKError Embedded I/O bad transmission To continue, press OKYZ Unexpected size in tray LBP OHT YZ Unexpected type in trayLBP OHT YZ Error To continue, press OK Enww 47.00.XX 42.XX.YY47.01.XX 47.02.XX47.03.XX 47.WX.YZ Printer calibration error To continue, press OK47.04.XX 47.05.0047.FC.23 Recommended action = 1 or W = 50.WX.YZ Fuser error To continue, turn off then onEnww = B = a52.XX.00 Error To continue, turn off then on YY ErrorRecommended action 54.00.03 54.XX.YY Error54.00.06 or 54.00.14 or 54.01.0554.0X.07 54.11.05 or54.0X.0B or 54.0X.0C 54.0X.0D or 54.0X.0EYY DC controller error To continue, turn off then on YY Error To continue, turn off then on 55.0X.YY DC controller error To continue, turn off then on57.00.0Y Error To continue, turn off then on Recommended action 57.00.0157.00.03 57.00.02Recommended action 59.00.30 or 59.00.90 or 59.00.A059.00.F0 59.0X.50 Error To continue, turn off then onRecommended action 59.05.50 59.06.50 or 59.07.50 or59.0X.60 Error To continue, turn off then on 59.0X.70 Error To continue, turn off then on59.0X.80 Error To continue, turn off then on Recommended action 50.05.80 60.00.0Y Tray Y lifting error50.06.80 or 50.07.80 or Recommended action 60.00.0260.00.05 or 61.00.01Error To continue, turn off then on 80.0X.YY Embedded JetDirect errorNo system To continue, turn off then on Enww Corrupt data in solutions volume Corrupt data in firmware volumeCorrupt data in configuration volume Corrupt data in job data volumeUpgrade not performed file is corrupt Upgrade not performed timeout during receiveUpgrade not performed error writing to disk Upgrade not performed error reading upgrade Upgrade not performed the file is invalid Upgrade canceled by user99.00.2X Unknown disk Unsupported diskNo disk data installed Disk data errorDisk is not bootable please download firmware Incorrect diskBinname Full Remove all paper from bin 99.XX.YYSupply almost full Supply low or Supplies lowSupplyvery low or Supplies very low Tray X lifting File System file operation failed To clear, press OK File System device failure To clear, press OKFile System file system is full To clear, press OK File System is not initializedCanceling Calibration reset pendingCanceling... jobname Bad optional tray connectionCleaning Cleaning do not grab paperChecking engine Checking paper pathClearing paper path Clearing event logClose front door Close lower right doorClose right door Close middle right doorClose upper right door For help press ? Cooling deviceData received To print last page, press OK Creating cleaningEIO X disk initializing EIO X disk not functionalEIO X disk spinning up HP Secure Hard Drive disabledEvent log is empty Expected drive missingIncompatible supply Incompatible suppliesInitializing Install supply Install supply Close rear doorInstall Fuser Unit Install supplies Install Transfer UnitInternal disk not functional Load Tray X Type, Size Internal disk spinning upLoading program XX Do not power off Load Tray X Type, Size To use another tray, press OKManually feed Type, Size Manually feed Type, Size To use another tray, press OK No job to cancelMoving solenoid Moving solenoid and motorPerforming Color Band Test PausedPerforming Paper Path Test Please waitPrinting Diagnostics Printing ConfigurationPrinting Color Usage Log Printing DemoPrinting Font List Printing File DirectoryPrinting Fuser Test Printing HelpPrinting Registration Printing PQ TroubleshootingPrinting RGB Samples Printing stoppedProcessing duplex job Do not grab paper until job completes Processing... filenameProcessing... copy X of Y Ready IP Address ReadyRemove all print cartridges Remove at least one print cartridgeReplace supply Replace supplies Restore Factory SettingsRotating color motor Restricted from printing in colorRotating motor Size mismatch in TraySleep mode on Supplies in wrong positionsTray X empty Type, Size Tray X open Troubleshooting Tray X overfilledType mismatch Tray Unsupported drive installed To continue, press OK Unsupported tray configuration Unsupported USB accessory detected Remove USB accessoryUSB accessory not functional Wrong cartridge in color slot 53Sample event log Event-log messagesPrint the event log from the Service menu Print the event log from the Administration menuView an event log from the Administration menu Print an event logClear an event log Viewing the event log from the Service menuProduct is jammed Cause Solution Clear jamsCommon causes of jams 54Jam locations Jam locations46Paper path jam sensors 500-sheet feeder use a SR1 tray feed sensorJam event code Jammed paper location 47Event codes for jamsFuser modes for jam event codes Z Enww Clear jams in the upper-right door Enww Clear jams in the lower-right door Clear jams in Tray Enww Clear jams from Tray 2, Tray 3, or an optional tray Clear jams in the output bin area Jam causes and solutions Jams in the output binJams in the fuser and transfer area 52Causes and solutions for duplexing reverse jams 51Causes and solutions for fuser delivery stationary jams53Causes and solutions for duplex repick jams Jams in the duplex area duplex models only54Causes and solutions for residual media jams 55Causes and solutions for pickup delay jam 1 tray pickupJams in Tray 1, Tray 2 and internal paper path Door assembly. See Right-door assembly on 56Causes and solutions for pickup delay jams TrayCauses and solutions for residual media jams 57Causes and solutions for pickup stationary jamsJams in Tray 3, 4, 5, 58Causes and solutions for residual media jamsReplace any defective parts Change jam recovery Set the jam recovery featureAdministration General Settings Jam Recovery Product feeds multiple sheets Cause Solution Solve paper-handling problemsProduct feeds incorrect page size Cause Solution Product feeds multiple sheetsPaper does not feed automatically Cause Solution Product pulls from incorrect tray Cause SolutionProduct pulls from incorrect tray Paper does not feed automaticallyPaper does not feed from Tray 2, 3, 4, 5, or Cause Solution Transparencies or glossy paper will not feed Cause SolutionTransparencies or glossy paper will not feed Output is curled or wrinkled Cause Solution Envelopes jam or will not feed in the productOutput is curled or wrinkled Product will not duplex or duplexes incorrectly Set to Up to resolve print-quality issues caused by poor 61MP modes under the Adjust Paper Types sub menuUse manual print modes Or rough surface media62MP modes under the Optimize submenu Humidity ModeMedia Temp Print quality examples Solve image-quality problemsProblem Sample Cause Solution Execute the Clean Laser Glass Item in the Calibration/CleaningMaintenance menu Defective Power-supply Enww Cleaning kit CC468-67919 is Clean the product Clean the paper pathSet up an auto cleaning Solve performance problems Problem Cause SolutionSupplies very low message is Solve direct-connect problems Solve connectivity problemsSolve network problems Problem SolutionService menu Service mode functionsAutomatic Calibrations Test Support Continuous Print fromProduct resets Restore factory-set defaultsRestore factory-set defaults values Partial Clean Clean Disk and Partial Clean functionsActive and repository firmware locations PrintCharacteristics of a Partial Clean Clean DiskReasons for performing Partial Clean Execute a Partial CleanExecute a Clean Disk Reasons for performing Clean DiskAccess the Preboot menu Preboot menu optionsCold reset using the Preboot menu 63Preboot menu options 1Partial Clean Clean DiskPassword Clear Password64Preboot menu options 2 65Preboot menu options 3 Disk DeviceExternal 66Preboot menu options 4 67Preboot menu options 5 68Preboot menu options 5 Determine the installed revision of firmware Product updatesPerform a firmware upgrade Embedded Web ServerUSB storage device Preboot menu USB storage device control-panel menu Enww Parts and diagrams Order parts by authorized service providers Order parts, accessories, and supplies1Order parts, accessories, and supplies Supplies part numbers Customer self repair parts3Supplies part numbers Description Part numberEnww Part number CSR level Solid state drive kit CE707-67901 Service replacement partsFuser drive unit CE707-67904 4Accessories part numbers Accessories part numbersHow to use the parts lists and diagrams Assembly locations 1External covers, panels, and doors External covers, panels, and doorsDescription Part number Qty External covers, panels, and doorsSimplex Model Right door assemblyRight door assembly 3Internal components 1 Internal components 17Internal components 1 4Internal components 2 Internal components 28Internal components 2 Duplex Model Internal components 39Internal components 3 6Internal components 4 Internal components 410Internal components 4 7Internal components 5 Internal components 511Internal components 5 8Internal components 6 Internal components 612Internal components 6 9Internal components 7 Internal components 713Internal components 7 10Internal components 8 Internal components 814Internal components 8 11Internal components 9 Internal components 915Internal components 9 1x250 cassette 121x250 cassette Parts and diagramsDescription Part number Qty Cassette CE710-67906 1x250 cassette13Paper pick-up assembly Paper pick-up assemblyPaper pick-up assembly 14Paper delivery assembly Parts and diagrams Paper delivery assemblyPaper delivery assembly 15 PCAs Printed circuit assembliesPCAs 1x500PF external components 1x500 paper feeder1x500PF external components 171x500PF internal components 1x500PF internal components1x500PF internal components 18 1x500PF PCA 1x500PF PCA22 1x500PF PCA 3x500PF external components 3x500 paper feeder3x500PF external components 20 3x500PF internal components 3x500PF internal components3x500PF internal components 3x500PF cassette 213x500PF cassette Parts and diagramsDescription Part number Qty Cassette 3x500PF RM1-6942-000CN 3x500PF cassette22 3x500PF PCAs 3x500PF PCAs263x500PF PCAs 27Alphabetical parts list Alphabetical parts listInternal components 3 Internal components 2 PCAs on 3x500PF PCAs on Gear, 25T, duplex model RU6-0772-000CN Guide, slide RC2-7203-000CN Imaging high-voltage PCA RM1-6800-000CN Lifter plate assembly, Tray RM1-6043-030CN Paper delivery assembly Rail, cassette, right 3x500PF RL1-1390-000CN Sensor, right door WG8-5696-000CN Spring, tension, front RU6-2727-000CN Numerical parts list 28Numerical parts listPart number Description RC2-6547-000CN Guide, fuser, rear RC2-6650-000CN Cover, main cross-member cable RC2-6715-000CN Hinge, front cover, right RC2-6842-000CN Guide, cable, right RC2-7201-000CN Slider, push RC2-9331-000CN Cover, left 1x500PF RK2-2276-000CN Fan, power supply RM1-6012-000CN Waste toner cover assembly RM1-6742-000CN Driver PCA duplex model RM1-6944-000CN Paper pick-up assembly 1x500PF RM1-7914-060CN Gear assembly, fuser RU6-2744-000CN Spring, tension, rear Enww Service and support Hewlett-Packard limited warranty statement Enww Enww Data stored on the print cartridge End User License Agreement Transfer Customer self-repair warranty service Customer support Enww Product specifications Table B-1Product dimensions Physical specificationsProduct Height Depth Width Weight Environmental condition Recommended AllowedRegulatory information FCC regulations Environmental product stewardship program Return and recycling instructions United States and Puerto RicoNon-U.S. returns Paper Material restrictionsHP Color LaserJet Enterprise CP5520 Printer Series Enww Declaration of Conformity Boise, Idaho USA OctoberFor regulatory topics only Types of memory Certificate of VolatilityVolatile memory Non-volatile memoryLaser safety Safety statementsVcci statement Japan Power cord instructions Power cord statement JapanVaroitus Luokan 1 laserlaiteVaro GS statement GermanyAccessories Symbols/NumericsLED Msds Recycling QualitySensor SW1 483 Supplies menu, control panel 258 Support Online 639 Page CE707-90935* *CE707-90935