97Remove the engine controller PCA 9 | HP M1536dnf CE538ABGJ

8.Remove one screw with star washer (callout 1), and then remove one more screw (callout 2). Figure 1-96Remove the engine controller PCA (8 of 9)

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9.Remove three screws with washers (callout 1), and then remove the engine controller PCA (callout 2).

Figure 1-97Remove the engine controller PCA (9 of 9)

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ENWW	Removal and replacement procedures 63

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HP M1536dnf CE538ABGJ manual 97Remove the engine controller PCA 9

Contents

Laserjet PRO M1530 Page HP LaserJet Pro M1530 MFP Series Trademark Credits Copyright and License Conventions used in this guide Iv Conventions used in this guide Table of contents Remove the upper cover Vii 143 160 177 231 193221 229 247 List of tables Xiv List of figures 42 Remove the laser scanner assembly 1 89 Remove the engine controller PCA 1 123 Remove the document feeder cover 3 Removal and replacement Introduction Removal and replacement strategy Required tools Service approachBefore performing service Electrostatic discharge Print-quality test After performing servicePost-service test Parts removal order 2Parts removal order Scanner and document feeder 3Parts removal order Product base Print cartridge Removal and replacement procedures Pickup roller Separation pad Main tray Transfer rollerCovers 11Remove the output bin extension Output bin extension Remove the left cover Left coverBefore proceeding, remove the following components 15Remove the left cover 4 Enww Remove the scanner assembly Scanner assembly 20Remove the scanner assembly 4 Removal and replacement Scanner hinges 23Remove the scanner hinges 2 Removal and replacement Remove the right cover Right cover Enww 28Remove the right cover 5 Duplex door 29Remove the duplex door Removal and replacement Remove the duplex frame Duplex frame Remove the cartridge door Cartridge door 34Remove the cartridge door 3 Enww Remove the front cover Front cover Remove the upper cover Upper cover Remove the formatter PCA Main assembliesFormatter PCA 40Remove the formatter PCA 2 Removal and replacement Remove the fax PCA Fax PCA Remove the laser scanner assembly Laser scanner assembly Enww Enww 47Reinstall the laser scanner assembly Reinstall the laser scanner assembly Remove the pickup assembly Pickup assembly 50Remove the pickup assembly 3 52Remove the pickup assembly 5 Removal and replacement Enww Enww Reinstall the pickup assembly Enww Remove the fuser Fuser 63Remove the fuser 3 Removal and replacement 65Remove the fuser 5 Enww Enww Reinstall the fuser Remove the main motor Main motor Enww 76Remove the main motor 5 Enww Enww 81Main motor drive belt installed correctly Reinstall the main motor drive belt Remove the pickup solenoid Pickup solenoid 85Remove the pickup solenoid 3 Removal and replacement Enww Enww Remove the engine controller PCA Engine controller PCA 91Remove the engine controller PCA 3 Removal and replacement 93Remove the engine controller PCA 5 Enww 97Remove the engine controller PCA 9 Reinstall the engine controller PCA 101Reinstall the engine controller PCA 4 Enww Remove the duplex reverse solenoid Duplex reverse solenoid Enww Enww Remove the main fan Main fan 110Remove the main fan 3 Enww 113Reinstall the main fan Reinstall the main fan Remove the duplex connector PCA Duplex connector PCA 116Remove the duplex connector PCA 3 Enww Document feeder input tray Scanner components Document feeder cover Enww Remove the document feeder pick arm assembly Document feeder pick arm assembly 127Remove the document feeder pick arm assembly 4 Remove the document feeder core assembly Document feeder core assembly Remove one FFC using the blue tab callout Remove the post scan pinch rollers Post scan pinch rollers Remove the document feeder base assembly Document feeder base assembly Enww Remove the document feeder floating hinges Document feeder floating hinges Control panel Solve problems Test print functionality Problem-solving checklistCheck that the product power is on Check the control panel for error messages Try sending a print job from a computer Test copy functionalityTest the fax sending functionality Test the fax receiving functionality Menu map General topic Questions Troubleshooting processDetermine the problem source Power-on checks Power subsystem Engine test button Perform an engine test Tools for troubleshootingIndividual component diagnostics Engine diagnostics Half self-test functional check Components testsDrum rotation functional check Description DiagramsPlug/jack locations 3Engine controller PCA connectors Location of connectors 4Formatter and fax board connectors 5Main assemblies Locations of major components 6Rollers, solenoids, and fan 7PCA locations Cross-sectional view 9General ChartsTiming diagram General timing Circuit diagram General circuit diagram Event log HP ToolboxFXView HP ToolboxFX Status Fax phone book FaxFax tasks Enww Block Faxes HelpFax send log Fax receive log Device information System Settings Paper types Paper handlingPrint quality Device polling Print SettingsSystem setup Service PostScript Network SettingsPCL 5e Internal print quality test pages Print a cleaningConfiguration Repetitive defect ruler Print quality troubleshooting toolsSetup menu Control panel menus Reports menu Quick Forms menu Fax Setup Enww Confirm Fax # Off System Setup menuThis menu item appears only when the private-receive Feature is turned on Key-Press Volume Loud Phoneline Volume Off Time/Date CancelVolume Settings Alarm Volume Soft Ring Volume Medium Service menu Confirmation before moving to the next one. After all three Network Setup menuFunction-specific menus Next field Copy Fax Feature Enww Control panel messages Interpret control panel messagesControl panel message types Turn off then on Fuser ErrorScanner Error ADF door is open Fan Error Document feeder door is open Comm. ErrorCanceled fax Doc. feeder jam Fax is busy Engine comm. ErrorCanceled send Fax memory full Canceling recvRedial Pending Fax Send error Fax recv. error Open door and clear jam Jam in location Jam in cartridge area Jam in output bin Load tray 1 TYPE, Size Jam in print paper pathJam in tray Press OK Hardware error Cleaning Page OK to start Manual duplexService menu. In the Fax Service menu Fax Setup menu. In the Advanced Setup No fax answer No dial tone No paper pickup No fax detected Remove shipping material from duplex Resend UpgradePrint failure Remove shipping lock from cartridge Settings cleared Sensor Error Unexpected size in tray Used cartridge is installed Prevent paper jams Paper feeds incorrectly or becomes jammedProduct does not pick up paper Product picks up multiple sheets of paper Jam locations Clear jams Clear jams from the document feeder Clear jams from the input trays Enww Clear jams from inside the product Enww Clear jams from the output areas Clear jams from the duplexer Enww Enww Select a paper type Use paper that meets HP specificationsImprove print quality Check the print cartridge Print a cleaningType of print cartridge Steps to resolve the problem Print the Supplies Status Repeating defects Inspect the print cartridge for damage HP UPD PS driver Use the printer driver that best meets your printing needsImprove print quality for copies HP PCL 6 driver Enww Clean the pickup roller Clean the product Clean the document feeder pickup rollers and separation pad Clean the paper path from the control panel Clean the paper pathClean the scanner glass strip and platen Clean the paper path from HP ToolboxFX Enww Product prints slowly Product does not print or it prints slowlyProduct does not print Product does not print or it prints slowly Computer is using the incorrect IP address for the product Solve connectivity problemsSolve direct-connect problems Solve network problems Computer is unable to communicate with the product Computer or workstation might be set up incorrectly Secondary service menu structure Service mode functionsSecondary service menu Open the secondary service menu Fax troubleshooting checklist Solve fax problemsProduct resets Enww Code number Description View and interpret fax error codesTroubleshoot fax codes and trace reports View the fax trace report Print individual fax reports Fax logs and reportsPrint all fax reports Set the fax activity log to print automatically Set the fax error report Set the fax confirmation report Change the fax speed Change error correction and fax speedSet the fax-error-correction mode Comm. Error message appears Solve problems sending faxesAn error message displays on the control panel Fax is busy message appears No dial tone Fax memory full message appears No fax answer message appearsDocument feeder paper jam Faxes can be received, but not sent Scanner error Unable to use group dials Unable to use fax functions from the control panelUnable to use speed dials Enww An answering machine is connected to the product Solve problems receiving faxesFax does not respond Fax has a dedicated phone line Voice mail is available on the fax line Answer Mode setting is set to the Manual settingTelephone handset is connected to the product No fax detected message appears Product is connected to a DSL phone serviceProduct uses a fax over IP or VoIP phone service Comm. Error message appears Fax is received but does not print Private Receive feature is onReceive to PC feature is enabled Handset is connected to the product Sender receives a busy signalNo dial tone Cannot send or receive a fax on a PBX line Faxes are sending slowly Solve general fax problems Fax cuts off or prints on two pages Fax quality is poor Product updates Enww Parts and diagrams Related documentation and software Order parts by authorized service providersOrder replacement parts Whole unit replacement part numbers Service parts How to use the parts lists and diagramsCustomer self repair parts Locations of major components Assembly locations 2Rollers, solenoids, and fan 3PCA locations 9Cross-sectional view 5Print engine covers Covers 10Print engine covers Internal assemblies 1 Internal assemblies Internal assemblies 7Internal assemblies 2 Internal assemblies 2 12Internal assemblies 2 8Internal assemblies 3 Internal assemblies 3 13Internal assemblies 3 Internal assemblies 4 9Internal assemblies 4 Parts and diagrams 14Internal assemblies 4 Scanner and document feeder ADF main assemblies Scanner and document feeder ADF main assemblies Document feeder internal components 11Document feeder assembly parts Parts and diagrams Document feeder internal components 17Alphabetical parts list Alphabetical parts list Alphabetical parts list Paper pickup assembly RM1-7575-000CN 18Numerical parts list Numerical parts list Q7400-00011 Spring, document feeder ADF extension pre-pick RM1-7542-000CN Fuser film assembly, 220 volt Enww Service and support Hewlett-Packard limited warranty statement Page Data stored on the print cartridge Transfer End User License Agreement Enww Customer support Repack the product Product specifications Environmental specifications Physical specificationsPower consumption Acoustic specifications Regulatory information FCC regulations Environmental product stewardship program United States and Puerto Rico Return and recycling instructions Non-U.S. returns PaperMaterial restrictions Enww Supplementary Information Declaration of conformity For regulatory topics only Boise, Idaho USAMarch Volatility Certificate of Volatility Power cord statement Japan EMC statement Korea Safety statementsLaser safety Vcci statement Japan Power cord instructions GS statement Germany Laser statement for Finland Enww Additional FCC statement for telecom products US Additional statements for telecom fax productsEU Statement for Telecom Operation New Zealand Telecom Statements Industry Canada CS-03 requirements Telephone Consumer Protection Act US Enww Enww Index Symbols/Numerics Network JamsMacintosh Enww Enww Page CE538-90986* *CE538-90986