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HP Enterprise CP5525 manual 16Laser beam exposure

Models: Enterprise CP5525

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Laser beam exposure

Step 3: The laser beam scans the photosensitive drum to neutralize negative charges on parts of the drum surface. An electrostatic latent image is formed on the drum where negative charges were neutralized.

Figure 1-16Laser beam exposure

Laser beam

30 Chapter 1 Theory of operation

ENWW

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HP Enterprise CP5525 manual 16Laser beam exposure

Contents

HP Color Laserjet Enterprise CP5520 Page HP Color LaserJet Enterprise CP5520 Printer Series Copyright and License Trademark CreditsConventions 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 1Sequence of operation Sequence of operationNormal sequence of operation Name Timing PurposePrint Sleep mode Formatter-control systemPJL overview Input/outputMemory FirmwarePML Control panelEngine-control system 2Engine-control system3DC controller diagram DC controller2Electrical components Component type Abbreviation NameEnww Motors MotorsMotors Description Components driven Failure DetectionFans Description Area cooled Type SpeedFuser-control circuit TH4 Fuser HeaterFuser temperature control 7Fuser-heater control circuitFuser protective function Fuser failure detection Low-voltage power supply SW1Enww Overcurrent/overvoltage protection High-voltage power supply 9High-voltage power supplyEnww Laser scanner system 10Laser/scanner systemLaser failure detection Image-formation system Electrophotographic process12Electrophotographic process drive system Image formation process 13Image formation processLatent-image formation block Pre-exposurePrimary charging Laser beam exposure 16Laser beam exposureDeveloping block 17 DevelopingTransfer block Primary transferSecondary transfer Fusing block SeparationITB cleaning block Drum cleaning block24Print cartridge block diagram Print cartridgesToner level detection Memory tagCartridge presence detection Cartridge life detection25Developing unit engagement and disengagement control ITB unit ITBPrimary transfer roller engagement and disengagement control ITB cleaning mechanism ITB unit presence detectionCalibration SW6 ITBColor-misregistration control 29Color-misregistration controlImage density control Dmax Environment change controlImage stabilization control Image halftone control DhalfPickup, feed, and delivery system 30Pickup, 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 Tray 2 cassette pickup 34Tray 2 cassette pickup operationTray 2 cassette multiple-feed prevention 35Tray 2 cassette multiple-feed preventionEnww Tray 2 cassette lift-up operation 36Tary 2 cassette lift-up operation Tray 1 MP tray paper pickup Cassette media-presence detectionTray 1 MP tray last-paper detection SL2Paper feed 39Tray 1 MP tray last-paper detection40 Paper feed Skew-feed prevention 41Skew-feed preventionMedia detection Media detection sensor typesFeed-speed control Fusing and delivery blockAuto Sense mode Print mode Media Speed Sensor Detection Loop control42 Loop control Pressure roller pressurization and depressurization control Output bin full detection 44Output bin full detectionDuplex block duplex models only Duplex reverse and duplex feed controlDuplex operation SL3Paper sizes, duplex operation Paper size Duplexing media feed modePrint mode Duplex print Print modes, duplex operationJam detection Product detects the following jamsAfter the TOP sensor detects the trailing edge Paper feeder 48Paper-feeder paper pathPaper-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 Paper-feeder jam detection SR3Optional 3X500-sheet paper deck 543X500-sheet paper deck3X500-sheet paper deck Component Description133X500-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 Required tools 1Phillips and pozidrive screwdriver comparisonAfter performing service Service approachBefore performing service Post-service testRemoval and replacement procedures Replace print cartridgesEnww Enww Close the front door Removal and replacement Toner-collection unit 3Remove the toner-collection unit 2Enww Reset the New Fuser Kit setting at the control panel Administration Manage Supplies Reset Supplies New Fuser KitFuser 7Remove the pickup roller Tray 1 2 Removal and replacement Pickup roller TraySeparation pad Tray Insert the tool under the separation pad Separation roller assembly Tray 13Remove the separation roller assembly Tray 2 2Open 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 Formatter PCA 21Remove the formatter 1Enww Hard Drive Before proceeding, remove the following componentsIdentify the hard drive type Remove the encrypted HDD Remove the solid-state hard drive 26Remove the solid-state hard drive 1Remove the lock from the PCA Covers Identification and locationExternal panels, covers, and doors 1External panels, covers, and doors Right-front cover and control-panel assembly 31Remove the right-front cover and control-panel assembly 2Enww Left cover Rear cover Remove the rear coverToner collection unit access door 36Remove the toner collection unit access door 2Enww Right-rear cover 38Remove the right-rear coverReinstall the right-rear cover 39Right-rear cover ground spring Removal and replacementTop cover Remove the top coverEnww Front-door assembly 42Remove the front-door assembly 144Remove the front-door assembly 3 Removal and replacement 45Remove the front-door assembly 4 Right-door assembly 46Remove the right-door assembly 1 Removal and replacement48Remove 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 Laser/scanner assembly Remove the laser/scanner assembly56Remove the laser/scanner assembly 3 Enww Paper pickup assembly Remove the paper pickup assemblyDisconnect four connectors callout 61Remove the paper pickup assembly 4 Reinstall the paper pickup assembly 63Paper pickup assembly sensor flag correctly installed Device Maintenance Service Service Access Code Installing a replacement paper pickup assemblyReset the New Registration Roller menu item Reset the Media Sensor ValueEnww Registration sensor assembly Remove the registration sensor assemblyEnww Enww Lifter-drive assembly Remove the lifter-drive assemblyEnww Enww ITB front guide assembly 75Remove the ITB front guide assembly 3 Enww ITB rear guide assembly 77Remove the ITB rear guide assemblyResidual toner full sensor Remove the residual toner full sensor79Remove the residual toner full sensor 2 80Remove the residual toner full sensor 3 Reinstall the residual toner full sensor Enww Main drive assembly Remove the 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 Install the main drive assembly 102Install the main drive assembly 1104Install 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 Fuser drive assembly Remove the fuser drive assemblyDisconnect two connectors callout Install a replacement fuser drive assembly Original fuser drive assembly Proceed to the next stepEnww Fuser gear assembly Remove the 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 Install a replacement fuser gear assembly Original fuser gear assembly Proceed to the next stepEnww Paper delivery assembly Remove the delivery assembly129Remove the paper delivery assembly 2 Reinstall the paper delivery assemblyEnww Duplex drive assembly duplex models Remove the duplex-drive assemblyRemove three screws callout Delivery drive assembly simplex models Remove the delivery drive assemblyResidual-toner-feed assembly Remove the residual-toner-feed assembly138Remove the residual-toner-feed assembly 2 ITB motor M1 Remove the ITB motor140Remove the ITB motor 2 Drum motor M2 Remove the drum motorDeveloping motor M3 Remove the developing motorFuser motor M4 Remove the fuser motorDeveloping-disengagement motor M6 Remove the developing-disengagement motorPower-supply fan FM1 Remove the power-supply fanEnww Enww Fuser fan FM2 Remove the fuser fan150Remove the fuser fan 3 Removal and replacement Enww Formatter fan FM3 and ICB PCA Remove the formatter fan and ICB PCA154Remove the formatter fan 3 Enww DC controller PCA Remove the DC controller PCAEnww Remove the low-voltage power supply Enww 162Remove the low-voltage power supply 3 Enww Imaging developing high-voltage power supply Remove the imaging developing high-voltage power supplyFirst transfer high-voltage power supply Remove the first transfer high-voltage power supply166Reinstall the first transfer high-voltage power supply Second transfer high-voltage power supply Remove the second transfer high-voltage power supply168Remove the second transfer high-voltage power supply 2 Driver PCA Remove the driver PCA170Remove the driver PCA 2 Power switch PCA Remove the power switch PCAEnvironmental sensor Remove the environmental sensor500-sheet paper feeder assembly 500 rear cover500 left cover 175Remove the 1 x 500 left cover 2Enww 500 right-front cover 500 front-upper cover 500 right door 180Remove the 1 x 500 right door 3 Removal and replacement 500 right-lower cover 181Remove the 1 x 500 right-lower cover500 pickup assembly 184Remove the 1 x 500 pickup assembly 3 Enww 500 lifter-drive assembly 187Remove the 1 x 500 lifter-drive assembly 2188Remove the 1 x 500 pickup motor Removal and replacement 500 pickup motor500 driver PCA 189Remove the 1 x 500 driver PCA500-sheet paper feeder optional accessory 190Remove the 3 x 500 rear cover Removal and replacement500 right and left cassette rails 191Remove the 3 x 500 right and left cassette rails500 paper deck controller PCAs 500 paper deck lifter-drive assembly 194Remove the 3 x 500 paper deck lifter-drive assembly 2500 paper deck pickup motor 500 front-lower cover 196Remove the 3 x 500 front-lower cover500 left cover 500 right-corner cover 199Remove the 3 x 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 500 rear-lower cover Remove the 3 x 500 rear-lower cover500 paper deck pickup assembly Remove the 3 x 500 paper deck pickup assemblyEnww Solve problems Solve problems checklist Solve problems checklist Print the current settings pages Current settings pagesAdministration Reports Configuration/Status Pages Menu mapRetrieve Job From USB menu Control panel menusSign In menu Retrieve Job From Device Memory menuSupplies menu 3Retrieve Job From Device Memory menu4Supplies menu Enww Trays menu Trays menu7General Settings menu Administration menuGeneral Settings menu Reports menuEnww Enww Enww Enww 8Retrieve From USB Settings menu Retrieve From USB Settings menuPrint Settings menu Print Settings menu10Print Options menu 9Print Settings menuPrint Options menu Product supportsEnww Display Settings menu Display Settings menuManage Supplies menu 12Manage Supplies menuManage Trays menu 13Manage Trays menuNetwork Settings menu 14Network Settings menu15Embedded Jetdirect Embedded Jetdirect KeepFirst level Troubleshooting menu 16Troubleshooting menuDevice Maintenance menu Backup/Restore menu17Backup/Restore menu Calibration/Cleaning menuUSB Firmware Upgrade menu Calibration/Cleaning menuService menu Automatic Calibrations Disabled EnabledPre-troubleshooting checklist Troubleshooting processDetermine the problem source General topic QuestionsTroubleshooting flowchart Troubleshooting flowchart Power subsystem Power-on checksPower-on troubleshooting overview Power-on timing approximate Boot sequenceLED diagnostics Tools for troubleshootingComponent diagnostics Understand lights on the formatterEngine diagnostics Heartbeat LEDDefeating interlocks Defeat the right-door opening/closing sensor PS15Disable cartridge check Administration Troubleshooting Diagnostic TestsPaper-path test Engine test button20Manual 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 5Test the right-door opening/closing switch 1 Solve problems Right-door opening/closing sensor PS15Enww 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 Tray/Bin manual sensor test 21Tray/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 size sensors SW2 and SW3 Tray 4 paper sensor SR3Tray 4 paper surface sensor SR2 Tray 4 feed sensor SR1Tray 5 paper size sensors SW82 and SW83 Tray 5 paper sensor SR83Tray 5 paper surface sensor SR82 Tray 5 feed sensor SR81Paper-path sensors test Output-bin-full sensor PS10Component tests 22Paper-path sensors diagnostic testsPrint/stop test Component test special-mode test23Component tests 1 TrayX Pickup Motor Switchback MotorFuser Contact/Alienation Drive DuplexerPickup MotorAdditional component tests Full/half speed intake fan24Component tests 2 Component test Component tested Comments Fuser Fan Full speed intake fanSpeed controlled intake fan Formatter FanDiagrams Block diagrams26Optional paper feeder Tray 3 cross section Plug/jack locations Location of connectors DC controller connectionsDC controller connections 25DC controller connections Product connections 28Product connections 129Product connections 2 30Product connections 3 31Product connections 4 32Product connections 5 33Product connections 6 34Paper feeder connections Locations of major components 35External component locations36Major 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 General timing charts Timing chart 142General timing chart 2 General circuit diagram Fuser44 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 Device Maintenance Calibration/Cleaning Clean the paper pathProcess a cleaning Set up an auto cleaningConfiguration Configuration51Configuration Security Settings information HP embedded JetdirectAccessories and internal storage Finding important information on the configuration pages26Important information on the configuration pages Diagnostics menuColor-band test Print quality troubleshooting tools Repetitive image-defect rulerCalibrate the product Personal identification number PIN Sign In menu27Sign In menu Might not be availableRetrieve Job From USB menu Retrieve Job From Device Memory menu 29Retrieve 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 Size/Type Prompt Display Do not display Use another tray Enabled DisabledAlternative Letterhead Disabled Mode Enabled Blank Pages Auto31Trays menu Administration menuReports menu 32Reports menuMap Other Pages PrintGeneral Settings menu 33General Settings menuMidtones Cyan Density Enww Sets the sensing option for Tray 1 for paper types using Sense Mode When ExpandedAdjust Paper SensingHumidity Mode Normal High Paper Curl Mode Normal Optimize Normal Paper StandardLight Media Normal Environment Normal Cleaning Control NormalEnvelope Control Normal Line Voltage Normal Low VoltageWhen the other When a backgroundWhen thin vertical Correct the problemAlternate Alternative 1 to Moisture Control Normal AlternateJam Recovery Auto Normal isMaximum is Quick Copy Job Off Held Timeout HourWeek Default Folder Name for StoredSettings Calibration Restrict Color EnableRetrieve 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 Print Options menu Default Custom Paper Inches DimensionDimension Range 5.00 Default = 36Print Options menuOverrides Disabled Dimension Range 127 Default =Enable Edge to Edge Enabled MillimetersDisplay Settings menu 38Manage Supplies menu Supply Settings Black Cartridge Very Low StopManage Supplies menu Status menu toNotifies you when Color/Black Mix Auto Mostly Color Pages Mostly Black Manage Trays menu 39Manage Trays menuFirst level Values First level Values Description Manually Feed Prompt Always Use another tray EnabledAlternative Letterhead Mode Disabled Size/Type Prompt DisplayFirst level Values Description Blank Pages Auto Network Settings menu Network Settings menuFirst level Values Description Timeout Release and Dhcp Renew Default IP Auto IPMethod ReleaseSettings Off 0.0 IPv6 Settings EnableAddress Manual Enable Xxx.xxx.xx SecondaryRouter Router Specified Policy RouterRouter Unavailable If a 802.1x Reset Idle Timeout The timeHttps Optional Access 00080Diagnostics Embedded LAN HW Test Yes TestHttp Test Yes Tests Data Path YesSelect All Yes ExecutionPing Results Packets Sent 127.0.0.1 Dest IPv6Print Results Yes 00000Ping Yes Progress Enww Troubleshooting menu 42Troubleshooting menuTest Duplex Path Off SensorsPaper Path Test Print Test NumberRepeat option Sensor TestDiagnostic Data Repeat OffRetrieve Export to USB Information File Cleanup Debug OffDebug Include Crash Off43Backup/Restore menu Device Maintenance menuBackup/Restore menu BackupsCalibration/Cleaning menu Cleaning Interval settingUSB Firmware Upgrade menu 44Calibration/Cleaning menuService menu Cycle Counts Mono Cycle CountsRefurbish Cycle New Registration Yes Cold Reset Paper LetterGlass Cleaning RollerDescription 10.0X.Y0 Supply memory errorMemory error Label missing10.22.52 10.22.5010.22.51 10.23.5010.23.51 10.23.52Printing past very low 10.XX.40 Genuine HP supplies installed 10.XX.34 Used supply in use10.XX.41 Unsupported supply in use 10.XX.70 Printing past very low10.YY.15 Install supply 10.YY.25 Wrong cartridge in color slotFuser kit 10.31.15 10.YY.35 Incompatible supply 13.A3.FF YY Internal clock error13.00.00 13.D3.DZ13.WX.EE 13.WX.FF13.WX.YZ Fuser area jam 13.WX.YZ Fuser wrap jam 13.WX.YZ Jam below control panel 13.WX.YZ Jam in lower right door13.WX.YZ Jam in middle right door 13.WX.YZ Jam in right door13.WX.YZ Jam in Tray Insufficient memory To continue, press OK Too complex32.1C.XX Enww Recommended action Enww Enww USB I/O buffer overflow To continue, press OK Unsupported USB accessory detected To continue, press OK32.21.00 Embedded I/O buffer overflow To continue, press OKError Embedded I/O bad transmission To continue, press OKYZ Unexpected size in tray YZ Unexpected type in tray LBP OHTLBP OHT YZ Error To continue, press OK Enww 47.01.XX 42.XX.YY47.00.XX 47.02.XX47.04.XX 47.WX.YZ Printer calibration error To continue, press OK47.03.XX 47.05.0047.FC.23 50.WX.YZ Fuser error To continue, turn off then on Recommended action = 1 or W =Enww = a = BYY Error 52.XX.00 Error To continue, turn off then on54.00.06 or 54.00.14 or 54.XX.YY ErrorRecommended action 54.00.03 54.01.0554.0X.0B or 54.0X.0C 54.11.05 or54.0X.07 54.0X.0D or 54.0X.0EYY DC controller error To continue, turn off then on 57.00.0Y Error To continue, turn off then on 55.0X.YY DC controller error To continue, turn off then onYY Error To continue, turn off then on Recommended action 57.00.01Recommended action 59.00.30 or 57.00.0257.00.03 59.00.90 or 59.00.A0Recommended action 59.05.50 59.0X.50 Error To continue, turn off then on59.00.F0 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 50.06.80 or 50.07.80 or 60.00.0Y Tray Y lifting errorRecommended action 50.05.80 Recommended action 60.00.0261.00.01 60.00.05 orError To continue, turn off then on 80.0X.YY Embedded JetDirect errorNo system To continue, turn off then on Enww Corrupt data in configuration volume Corrupt data in firmware volumeCorrupt data in solutions 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 canceled by user Upgrade not performed the file is invalid99.00.2X Unsupported disk Unknown diskDisk is not bootable please download firmware Disk data errorNo disk data installed Incorrect diskSupply almost full 99.XX.YYBinname Full Remove all paper from bin Supply low or Supplies lowSupplyvery low or Supplies very low Tray X lifting File System file system is full To clear, press OK File System device failure To clear, press OKFile System file operation failed To clear, press OK File System is not initializedCanceling... jobname Calibration reset pendingCanceling Bad optional tray connectionChecking engine Cleaning do not grab paperCleaning Checking paper pathClose front door Clearing event logClearing paper path Close lower right doorClose upper right door For help press ? Close middle right doorClose right door Cooling deviceEIO X disk initializing Creating cleaningData received To print last page, press OK EIO X disk not functionalEvent log is empty HP Secure Hard Drive disabledEIO X disk spinning up Expected drive missingIncompatible supply Incompatible suppliesInitializing Install supply Install supply Close rear doorInstall Fuser Unit Install supplies Install Transfer UnitInternal disk not functional Internal disk spinning up Load Tray X Type, SizeLoading program XX Do not power off Load Tray X Type, Size To use another tray, press OKManually feed Type, Size Moving solenoid No job to cancelManually feed Type, Size To use another tray, press OK Moving solenoid and motorPerforming Paper Path Test PausedPerforming Color Band Test Please waitPrinting Color Usage Log Printing ConfigurationPrinting Diagnostics Printing DemoPrinting Fuser Test Printing File DirectoryPrinting Font List Printing HelpPrinting RGB Samples Printing PQ TroubleshootingPrinting Registration Printing stoppedProcessing duplex job Do not grab paper until job completes Processing... filenameProcessing... copy X of Y Remove all print cartridges ReadyReady IP Address Remove at least one print cartridgeReplace supply Restore Factory Settings Replace suppliesRotating motor Restricted from printing in colorRotating color 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 Event-log messages 53Sample event logView an event log from the Administration menu Print the event log from the Administration menuPrint the event log from the Service menu Print an event logViewing the event log from the Service menu Clear an event logProduct is jammed Cause Solution Clear jamsCommon causes of jams Jam locations 54Jam locations500-sheet feeder use a SR1 tray feed sensor 46Paper path jam sensors47Event codes for jams Jam event code Jammed paper locationFuser 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 53Causes and solutions for duplex repick jams 51Causes and solutions for fuser delivery stationary jams52Causes and solutions for duplexing reverse 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 56Causes and solutions for pickup delay jams Tray Door assembly. See Right-door assembly on57Causes and solutions for pickup stationary jams Causes and solutions for residual media jams58Causes and solutions for residual media jams Jams in Tray 3, 4, 5,Replace any defective parts Change jam recovery Set the jam recovery featureAdministration General Settings Jam Recovery Product feeds incorrect page size Cause Solution Solve paper-handling problemsProduct feeds multiple sheets Cause Solution Product feeds multiple sheetsProduct pulls from incorrect tray Product pulls from incorrect tray Cause SolutionPaper does not feed automatically Cause Solution 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 Use manual print modes 61MP modes under the Adjust Paper Types sub menuSet to Up to resolve print-quality issues caused by poor Or rough surface mediaHumidity Mode 62MP modes under the Optimize submenuMedia Temp Solve image-quality problems Print quality examplesProblem 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 network problems Solve connectivity problemsSolve direct-connect problems Problem SolutionService mode functions Service menuTest Support Continuous Print from Automatic CalibrationsProduct resets Restore factory-set defaultsRestore factory-set defaults values Active and repository firmware locations Clean Disk and Partial Clean functionsPartial Clean PrintReasons for performing Partial Clean Clean DiskCharacteristics of a Partial Clean Execute a Partial CleanReasons for performing Clean Disk Execute a Clean DiskCold reset using the Preboot menu Preboot menu optionsAccess the Preboot menu 63Preboot menu options 1Password Clear Clean DiskPartial Clean Password64Preboot menu options 2 65Preboot menu options 3 Disk DeviceExternal 66Preboot menu options 4 67Preboot menu options 5 68Preboot menu options 5 Perform a firmware upgrade Product updatesDetermine the installed revision of firmware 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 3Supplies part numbers Customer self repair partsSupplies part numbers Description Part numberEnww Service replacement parts Part number CSR level Solid state drive kit CE707-67901Fuser drive unit CE707-67904 Accessories part numbers 4Accessories part numbersHow to use the parts lists and diagrams Assembly locations External covers, panels, and doors 1External covers, panels, and doorsExternal covers, panels, and doors Description Part number QtyRight door assembly Simplex ModelRight door assembly Internal components 1 3Internal components 17Internal components 1 Internal components 2 4Internal components 28Internal components 2 Internal components 3 Duplex Model9Internal components 3 Internal components 4 6Internal components 410Internal components 4 Internal components 5 7Internal components 511Internal components 5 Internal components 6 8Internal components 612Internal components 6 Internal components 7 9Internal components 713Internal components 7 Internal components 8 10Internal components 814Internal components 8 Internal components 9 11Internal components 915Internal components 9 121x250 cassette Parts and diagrams 1x250 cassette1x250 cassette Description Part number Qty Cassette CE710-67906Paper pick-up assembly 13Paper pick-up assemblyPaper pick-up assembly Paper delivery assembly 14Paper delivery assembly Parts and diagramsPaper delivery assembly Printed circuit assemblies 15 PCAsPCAs 1x500 paper feeder 1x500PF external components1x500PF external components 1x500PF internal components 171x500PF internal components1x500PF internal components 1x500PF PCA 18 1x500PF PCA22 1x500PF PCA 3x500 paper feeder 3x500PF external components3x500PF external components 3x500PF internal components 20 3x500PF internal components3x500PF internal components 213x500PF cassette Parts and diagrams 3x500PF cassette3x500PF cassette Description Part number Qty Cassette 3x500PF RM1-6942-000CN3x500PF PCAs 22 3x500PF PCAs263x500PF PCAs Alphabetical parts list 27Alphabetical 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 Product Height Depth Width Weight Physical specificationsTable B-1Product dimensions 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 Volatile memory Certificate of VolatilityTypes of memory Non-volatile memoryVcci statement Japan Power cord instructions Safety statementsLaser safety Power cord statement JapanLuokan 1 laserlaite VaroitusGS statement Germany VaroSymbols/Numerics AccessoriesLED Msds Quality RecyclingSensor SW1 483 Supplies menu, control panel 258 Support Online 639 Page CE707-90935* *CE707-90935