LASERJET ENTERPRISE 500 COLOR MFP

Troubleshooting Manual

M575

HP LaserJet Enterprise 500 color MFPM575 Printers

Troubleshooting Manual

Copyright and License

2012 Copyright Hewlett-PackardDevelopment Company, L.P.

Reproduction, adaptation, or translationwithout prior written permission isprohibited, except as allowed under thecopyright laws.

The information contained herein is subjectto change without notice.

The only warranties for HP products andservices are set forth in the express warrantystatements accompanying such products andservices. Nothing herein should beconstrued as constituting an additionalwarranty. HP shall not be liable for technicalor editorial errors or omissions containedherein.

Part number: CD644-90967

Edition 1, 5/2012

Trademark Credits

Adobe, Adobe Photoshop, Acrobat, andPostScript are trademarks of AdobeSystems Incorporated.

Apple and the Apple logo are trademarks ofApple Computer, Inc., registered in the U.S.and other countries. iPod is a trademark ofApple Computer, Inc. iPod is for legal orrightholder-authorized copying only. Don'tsteal music.

Microsoft, Windows, Windows XP,and Windows Vista are U.S. registeredtrademarks of Microsoft Corporation.

PANTONE is Pantone, Inc's check-standard trademark for color.

UNIX is a registered trademark of TheOpen Group.

Conventions used in this guide

TIP: Tips provide helpful hints or shortcuts.

NOTE: Notes provide important information to explain a concept or to complete a task.

CAUTION: Cautions indicate procedures that you should follow to avoid losing data or damagingthe product.

WARNING! Warnings alert you to specific procedures that you should follow to avoid personalinjury, catastrophic loss of data, or extensive damage to the product.

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iv Conventions used in this guide ENWW

Table of contents

1 Theory of operation .......................................................................................................... 1

Basic operation ........................................................................................................................ 2Sequence of operation ............................................................................................... 3

Engine-control system ................................................................................................................ 4DC controller ............................................................................................................ 5

Solenoids .................................................................................................. 5Clutches .................................................................................................... 6Switches ................................................................................................... 6Sensors ..................................................................................................... 7Motors and fans ......................................................................................... 8

High-voltage power supply ......................................................................................... 9Low-voltage power supply ........................................................................................ 11

Overcurrent/overvoltage protection ............................................................ 12Safety ..................................................................................................... 13Voltage detection ..................................................................................... 13Sleep (powersave) mode ........................................................................... 13Power supply voltage detection .................................................................. 14Low-voltage power supply failure ............................................................... 14

Power Off condition ................................................................................................ 14Auto on/Auto off mode ............................................................................................ 14Fuser (fixing) control ................................................................................................ 16

Fuser (fixing) temperature-control circuit ...................................................... 17Fuser (fixing) over-temperature protection .................................................... 17Fuser (fixing)-failure detection .................................................................... 18

Laser/scanner system ............................................................................................................. 20Image formation system .......................................................................................................... 22

Image formation process .......................................................................................... 23Step 1: Pre-exposure ................................................................................. 24Step 2: Primary charging .......................................................................... 24Step 3: Laser-beam exposure ..................................................................... 25Step 4: Development ................................................................................ 25Step 5: Primary transfer ............................................................................ 26

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Step 6: Secondary transfer ........................................................................ 26Step 7: Separation ................................................................................... 27Step 8: Fusing ......................................................................................... 27Step 9: ITB cleaning ................................................................................. 28Step 10: Drum cleaning ............................................................................ 28

Toner cartridge ....................................................................................................... 28Developing roller engagement and disengagement ..................................................... 30Intermediate transfer belt (ITB) unit ............................................................................. 32

Primary-transfer-roller engagement and disengagement ................................. 33ITB cleaning ............................................................................................ 35

Calibration ............................................................................................................. 36Color misregistration control ...................................................................... 36Image stabilization control ........................................................................ 37

Pickup, feed, and delivery system ............................................................................................. 38Pickup-and-feed unit ................................................................................................ 41

Tray pickup ............................................................................................. 42Tray-presence detection .............................................................. 43Tray lift operation ...................................................................... 43paper-presence detection ........................................................... 45Multifeed prevention .................................................................. 45

Multipurpose tray pickup ........................................................................... 46Paper feed .............................................................................................. 47

Skew-feed prevention ................................................................. 48OHT detection .......................................................................... 48

Fusing and delivery unit ........................................................................................... 49Loop control ............................................................................................ 49Pressure-roller pressurization control ........................................................... 51

Duplexing unit ........................................................................................................ 52Duplexing reverse and feed control ............................................................ 53Duplex pickup operation ........................................................................... 53

Jam detection ........................................................................................................................ 54Optional paper feeder ............................................................................................................ 56

Paper-feeder pickup and feed operation .................................................................... 58Paper size detection and presence detection .............................................................. 59Paper feeder lift operation ........................................................................................ 61Paper feeder presence detection ............................................................................... 62Paper-feeder multiple feed prevention ........................................................................ 62Paper feeder jam detection ....................................................................................... 64

Scanning/image capture system .............................................................................................. 65Control panel ......................................................................................................... 65Scanner ................................................................................................................. 65

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Automatic document feed system ............................................................................... 65Sensors in the ADF ................................................................................... 65ADF paper path ....................................................................................... 66Stapler (stapling models only) .................................................................... 67

2 Solve problems ............................................................................................................... 69

Solve problems checklist ......................................................................................................... 70Menu map ............................................................................................................................ 72Preboot menu options ............................................................................................................. 73Current settings pages ............................................................................................................ 80Troubleshooting process .......................................................................................................... 81

Determine the problem source ................................................................................... 81Troubleshooting flowchart ......................................................................... 81

Power subsystem ..................................................................................................... 82Power-on checks ...................................................................................... 82

Power-on troubleshooting overview .............................................. 82Control-panel checks ............................................................................................... 83Scanning subsystem ................................................................................................ 85

Tools for troubleshooting ......................................................................................................... 86Individual component diagnostics .............................................................................. 86

LED diagnostics ........................................................................................ 86Understand lights on the formatter ............................................... 86

Engine diagnostics ................................................................................... 91Defeating interlocks ................................................................... 91Disable cartridge check ............................................................. 93Engine test button ...................................................................... 94

Paper path test ......................................................................................... 95Paper path sensors test ............................................................................. 95Manual sensor test ................................................................................... 97

SW1 Front Door ....................................................................... 98SR8 Registration sensor ............................................................ 100SR14 Fuser Loop 1 and SR15 Fuser Loop 2 sensors ..................... 101SR7 Fuser Pressure Release sensor ............................................. 102SR5 Fuser Output sensor .......................................................... 103SR22 Duplexer Refeed sensor ................................................... 104SR6 Output Bin Full sensor ........................................................ 105SR11 Developer Alienation sensor ............................................. 106SR17 ITB Alienation sensor ....................................................... 107Tray/bin manual sensor test ..................................................... 109

Print/stop test ........................................................................................ 117Component tests ..................................................................................... 118

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Control-panel tests ................................................................... 118Component test (special-mode test) ............................................ 118

Diagrams ............................................................................................................. 120Block diagrams ...................................................................................... 120Location of connectors ............................................................................ 122

DC controller PCA ................................................................... 122Paper feeder driver PCA .......................................................... 123

Plug/jack locations ................................................................................. 124Locations of major components ................................................................ 124

Base product .......................................................................... 1251 x 500 paper feeder .............................................................. 131

General timing chart ............................................................................... 132Circuit diagrams .................................................................................... 133

Internal print-quality test pages ................................................................................ 137Print quality troubleshooting pages ........................................................... 137Print quality assessment page .................................................................. 140Cleaning page ....................................................................................... 142

Set up an auto cleaning page ................................................... 142Print configuration page .......................................................................... 143

Configuration page ................................................................. 143HP embedded Jetdirect page .................................................... 145Finding important information on the configuration pages ............ 146

Color band test ...................................................................................... 147Print quality troubleshooting tools ............................................................................ 147

Repetitive defects ruler ............................................................................ 147Calibrate the product to align the colors .................................................... 148

Control panel menus .............................................................................................. 149Administration menu ............................................................................... 149

Reports menu .......................................................................... 149General Settings menu ............................................................. 150Copy Settings menu ................................................................. 166Scan/Digital Send Settings menu .............................................. 175Fax Settings menu ................................................................... 186General Print Settings menu ...................................................... 200Default Print Options menu ....................................................... 202Display Settings menu .............................................................. 204Manage Supplies menu ........................................................... 206Manage Trays menu ................................................................ 212Network Settings menu ............................................................ 214Troubleshooting menu .............................................................. 228

Device Maintenance menu ...................................................................... 232

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Backup/Restore menu .............................................................. 232Calibration/Cleaning menu ...................................................... 233USB Firmware Upgrade menu ................................................... 236Service menu .......................................................................... 236

Interpret control-panel messages ............................................................................. 237Control-panel message types ................................................................... 237Control-panel messages .......................................................................... 237

Ready .................................................................................... 23710.0X.Y0 Supply memory error ................................................ 23710.23.50 ............................................................................... 23810.23.51 ............................................................................... 23810.23.52 ............................................................................... 23810.XX.34 Used supply in use .................................................... 23910.XX.40 Genuine HP supplies installed .................................... 23910.XX.41 Unsupported supply in use ......................................... 24010.XX.70 Printing past very low ................................................ 24010.YY.15 Install ........................................................ 24110.YY.25 Wrong cartridge in slot ................................. 24210.YY.35 Incompatible .............................................. 24211.00.YY Internal clock error To continue, touch OK ................ 24313.A3.A3 .............................................................................. 24313.AD.D3 .............................................................................. 24413.B2.AD .............................................................................. 24413.B2.AZ ............................................................................... 24513.B2.D1 ............................................................................... 24513.B2.D2 ............................................................................... 24613.B2.D3 ............................................................................... 24613.B2.DD .............................................................................. 24713.B9.AZ ............................................................................... 24813.B9.CZ ............................................................................... 24813.B9.DD .............................................................................. 24913.B9.Dz ............................................................................... 24913.WX.EE .............................................................................. 25013.WX.FF .............................................................................. 25113.WX.YZ Fuser wrap jam ....................................................... 25113.WX.YZ Jam above output bin clear jam, then touch OK ....... 25213.WX.YZ Jam in right door ..................................................... 25213.WX.YZ Jam in Tray ...................................................... 25213.WX.YZ Jam lower right door ............................................... 25320.00.00 Insufficient memory: To continue, touch OK 25321.00.00 Page too complex To continue, touch OK ................. 253

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30.01.23 Scanner calibration failure ........................................ 25330.01.36 Upgrade Error Try downloading upgrade again .......... 25430.01.43 Scan memory failure To continue turn off then on ......... 25430.01.YY Scanner failure To continue turn off then on ................. 25430.WX.YZ Scanner fan failure To continue turn off then on .......... 25531.01.03 Document feeder pick error ....................................... 25531.01.47 Document feeder not detected .................................... 25631.03.22 Scanner calibration failure ........................................ 25631.WX.10 Scanner failure To continue turn off then on ................ 25631.WX.15 Jam in document feeder ........................................... 25632.1C.XX ............................................................................... 25732.21.00 ............................................................................... 26133.02.01 ............................................................................... 26133.WX.YZ Used board/disk installed ........................................ 26240.00.01 USB I/O buffer overflow To continue, touch OK ........ 26240.00.02 Embedded I/O buffer overflow To continue, touch OK 26241.03.YZ Unexpected size in Tray ..................................... 26241.03.YZ Unexpected size in Tray To use another tray, touch"Options" ............................................................................... 26341.05.YZ Unexpected type in Tray ..................................... 26341.05.YZ Unexpected type in Tray To use another tray,touch "Options" ...................................................................... 26441.WX.YZ Error To use another tray, touch "Options" ................. 26642.XX.YY ............................................................................... 26747.FC.YZ Printer calibration failed To continue, touch OK ......... 26747.WX.YZ Printer calibration failed ........................................... 26848.01.XX Error ....................................................................... 26849.XX.YY Error To continue turn off then on ................................ 26850.WX.YZ Fuser error To continue turn off then on ...................... 26951.00.YY Error To continue turn off then on ................................ 27252.00.00 Error To continue turn off then on ............................... 27352.00.20 Error To continue turn off then on ............................... 27452.20.00 Error To continue turn off then on ............................... 27452..00 Error To continue turn off then on ............................ 27554.XX.YY Error ....................................................................... 27555.XX.YY DC controller error To continue turn off then on ............ 27655.XX.YY DC controller error To continue turn off then on ............ 27756.00.01 Illegal Input Printer Error To continue turn off then on .... 27756.00.YY Error To continue turn off then on ................................ 27857.00.0X Error ....................................................................... 27858.00.04 Error To continue turn off then on ............................... 279

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59.00.00 Error To continue turn off then on ............................... 27959.00.20 Error To continue turn off then on ............................... 28059.00.30 Error To continue turn off then on ............................... 28059.00.40 Error To continue turn off then on ............................... 28059.00.B0 Cleaning motor error Replace Toner Collection Unit ...... 28059.00.YY Error To continue turn off then on ................................ 28159.0X.50 Error To continue turn off then on ................................ 28259.0X.60 Error To continue turn off then on ................................ 28260.00.0Y Tray lifting error ................................................ 28361.00.01 ............................................................................... 28362.00.00 No system To continue turn off then on ........................ 28369.11.YY Error To continue, touch OK .................................... 28370.00.00 Error To continue turn off then on ............................... 28480.0X.YY Embedded JetDirect Error .......................................... 28481.WX.00 Wireless Network Error To continue turn off then on .. . . 28681.WX.YZ Embedded JetDirect Error To continue turn off then on . . 28698.00.0X Corrupt data in X volume ........................................... 286 full Remove all paper from bin ................................. 287 almost full ................................................................ 287 low ......................................................................... 287 low OR Supplies low ................................................. 288 very low .................................................................. 289 very low To continue, touch OK ............................... 289 very low OR Supplies very low ................................... 289A second USB wireless networking accessory has been detected . . 290Bad optional tray connection .................................................... 290Card slot device failure To clear touch Clear ........................... 291Card slot file operation failed To clear touch Clear ................... 291Card slot file system is full To clear touch Clear ........................ 291Card slot is write protected To clear touch Clear ...................... 291Card slot not initialized To clear touch Clear ........................... 291Cartridge ship mode ................................................................ 292Chosen personality not available To continue, touch OK ........... 292Clean the rollers ...................................................................... 292Cleaning disk % complete Do not power off ......................... 292Clearing activity log ................................................................ 293Close front or right doors ......................................................... 293Close lower right door ............................................................. 293Close right door ...................................................................... 293Data received ......................................................................... 294Digital send communication error .............................................. 294

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Disk full Delete stored jobs ........................................................ 294Disk low Delete stored jobs ....................................................... 294Document feeder bin full .......................................................... 295Document feeder is empty ........................................................ 295Document Feeder Kit low .......................................................... 295Document Feeder Kit very low ................................................... 295Document Feeder Kit very low To continue, touch OK ............... 295Document feeder top cover open ............................................... 296Event log is empty ................................................................... 296Fax is disabled ignoring call .................................................. 296Finishing process not functional ................................................. 296Flatbed cover open .................................................................. 296Fuser Kit Low .......................................................................... 296Fuser Kit very low .................................................................... 297Fuser Kit very low To continue, touch OK ................................ 297Incompatible ............................................................. 297Incompatible supplies .............................................................. 298Initializing scanner, please wait ................................................ 298Initializing... ........................................................................... 298Install Cartridge .......................................................... 298Install Fuser Unit ...................................................................... 299Install supplies ........................................................................ 299Internal disk device failure To clear touch Clear ....................... 299Internal disk file operation failed To clear touch Clear ............... 299Internal disk file system is full To clear touch Clear .................... 300Internal disk is write protected To clear touch Clear .................. 300Internal disk not found ............................................................. 300Internal disk not functional ........................................................ 300Internal disk not initialized To clear touch Clear ....................... 300Internal disk spinning up .......................................................... 300Load Tray 1 [Type] [Size] ......................................................... 301Load Tray 1 [Type] [Size] To continue, touch OK ...................... 301Load Tray : [Size] .............................................................. 301Load Tray : [Size] To continue, touch OK .......................... 302Load Tray : [Size] To use another tray, touch "Options" ......... 302Load Tray : [Type], [Size] ................................................... 302Load Tray : [Type], [Size] To use another tray, touch"Options" ............................................................................... 303Manually feed output stack Then touch "OK" to print second sides 303Manually feed: [Size] .............................................................. 303Manually feed: [Size] To continue, touch OK ........................... 303

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Manually feed: [Size] To use another tray, touch "Options" .......... 304Manually feed: [Type], [Size] To continue, touch OK ................ 304Manually feed: [Type], [Size] To use another tray, touch"Options" ............................................................................... 304Moving solenoid ..................................................................... 305Moving solenoid and motor ...................................................... 305No job to cancel ..................................................................... 305Output Bin full ......................................................................... 305Paperless mode ....................................................................... 305Paused ................................................................................... 305Performing Color Band Test ................................................... 306Performing Paper Path Test .................................................... 306Please wait .......................................................................... 306Printing CMYK samples... ......................................................... 306Printing Color Usage Log... ...................................................... 306Printing Configuration... ........................................................... 307Printing Demo Page... .............................................................. 307Printing Diagnostics Page... ...................................................... 307Printing Engine Test... .............................................................. 307Printing Engine Test... .............................................................. 307Printing Event Log... ................................................................. 307Printing File Directory... ............................................................ 308Printing Font List... ................................................................... 308Printing Fuser Test Page... ......................................................... 308Printing Help Page... ............................................................... 308Printing Menu Map... ............................................................... 308Printing PQ Troubleshooting... .................................................. 309Printing Registration Page... ...................................................... 309Printing RGB Samples... ........................................................... 309Printing stopped To continue, touch OK ................................... 309Printing Supplies Status page... ................................................. 309Printing Usage Page... ............................................................. 309Processing digital send job ....................................................... 310Processing duplex job... Do not grab paper until job completes .... 310Processing job from tray ... Do not grab paper until jobcompletes ............................................................................... 310Processing... .......................................................... 310Processing... copy of .................................................. 310RAM Disk device failure To clear touch Clear .......................... 311RAM Disk file operation failed To clear touch Clear .................. 311RAM Disk file system is full To clear touch Clear ....................... 311

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RAM Disk is write protected To clear touch Clear ..................... 311RAM Disk not initialized To clear touch Clear .......................... 311Ready ................................................................ 312Remove all toner cartridges To exit press X ................................. 312Remove at least one toner cartridge To exit press X ..................... 312Remove shipping lock from Tray 2 ............................................. 312Replace Cartridge ....................................................... 312Replace Document Feeder Kit ................................................... 313Replace Fuser Kit ..................................................................... 313Replace staple cartridge ........................................................... 314Replace supplies ..................................................................... 314Replace Toner Collection Unit ................................................... 314Restricted from printing in color ................................................. 315Roller cleaning is recommended ................................................ 315ROM disk device failed To clear touch Clear ........................... 315ROM disk file operation failed To clear touch Clear .................. 315ROM disk file system is full To clear touch Clear ....................... 316ROM disk is write protected To clear touch Clear ..................... 316ROM disk not initialized To clear touch Clear .......................... 316Rotating motor To exit press X ....................................... 316Rotating Motor ........................................................................ 317Size mismatch in Tray ....................................................... 317Sleep mode on ....................................................................... 317Standard top output bin full Remove all paper from bin ................ 317Staple Cartridge low ............................................................... 317Staple Cartridge very low To continue, touch OK ..................... 318Supplies in wrong positions ...................................................... 318Supplies low ........................................................................... 318Supplies very low To continue, touch OK ................................. 318Toner Collection Unit almost full ................................................ 319Toner Collection Unit full .......................................................... 319Toner Collection Unit full To continue, touch OK ....................... 319Tray empty: [Size] ............................................................ 320Tray empty: [Type], [Size] ................................................. 320Tray open ........................................................................ 320Tray overfilled Remove excess paper .................................. 320Tray overfilled To use another tray, touch "Options" ............. 321Type mismatch Tray .......................................................... 321Unable to cancel firmware update job ....................................... 321Unable to install the firmware ................................................... 321Unsupported drive installed ...................................................... 322

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Unsupported supply in use ........................................................ 322Unsupported supply installed .................................................... 322Unsupported supply installed To continue, touch OK ................. 323Unsupported USB accessory detected Remove USB accessory ....... 323Upgrade complete To continue turn off then on ........................... 323USB accessory needs too much power Remove USB and turn offthen on .................................................................................. 323USB accessory not functional .................................................... 323USB hubs are not fully supported Some operations may not workproperly ................................................................................. 324USB is write protected To clear touch Clear ............................. 324USB needs too much power Remove USB and turn off then on ...... 324USB not initialized To clear touch Clear .................................. 324USB storage accessory removed Clearing any associated data ..... 324USB storage device failure To clear touch Clear ....................... 324USB storage file operation failed To clear touch Clear .............. 325USB storage file system is full To clear touch Clear ................... 325Used supply in use .................................................................. 325Used supply installed To continue, touch OK ............................ 325Warming up scanner ............................................................... 326Wireless Configuration Mode ................................................... 326Wireless is not configured ........................................................ 326Wrong cartridge in slot ................................................ 326

Event log messages ............................................................................................... 327Print or view an event log ........................................................................ 328Clear an event log .................................................................................. 328Event log message table .......................................................................... 329

Clear jams .......................................................................................................................... 335Common causes of jams ........................................................................................ 335Auto-navigation for clearing jams ............................................................................ 336Jam locations ........................................................................................................ 336Clear jams in the document feeder .......................................................................... 337Clear jams in the output bin area ............................................................................ 339Clear jams in Tray 1 .............................................................................................. 340Clear jams in Tray 2 .............................................................................................. 342Clear jams in the right door .................................................................................... 343Clear jams in optional Tray 3 ................................................................................. 347Clear jams in the lower right door (Tray 3) ............................................................... 348Jam causes and solutions ....................................................................................... 349

Jams in the output bin ............................................................................. 349Jams in the fuser and transfer area ........................................................... 349

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Jams in the duplex area (duplex models) ................................................... 353Jams in Tray 1, Tray 2 and internal paper path .......................................... 354Jams in Tray 3 ....................................................................................... 356

Paper feeds incorrectly or becomes jammed ............................................................................ 358The product does not pick up paper ........................................................................ 358The product picks up multiple sheets of paper ........................................................... 358The document feeder jams, skews, or picks up multiple sheets of paper ....................... 359Prevent paper jams ................................................................................................ 359

Use manual print modes ....................................................................................................... 360Solve image quality problems ................................................................................................ 364

Image defects table ............................................................................................... 364Clean the product ................................................................................................................ 370

Print a cleaning page ............................................................................................ 370Check the scanner glass for dirt or smudges ............................................................. 370Clean the pickup rollers and separation pad in the document feeder ........................... 373

Solve performance problems ................................................................................................. 375Solve connectivity problems ................................................................................................... 376

Solve USB connection problems .............................................................................. 376Solve wired network problems ................................................................................ 376

The product has a poor physical connection. ............................................. 376The computer is using the incorrect IP address for the product ...................... 376The computer is unable to communicate with the product ............................ 377The product is using incorrect link and duplex settings for the network .......... 377New software programs might be causing compatibility problems ................ 377The computer or workstation might be set up incorrectly .............................. 377The product is disabled, or other network settings are incorrect .................... 377

Service mode functions ......................................................................................................... 378Service menu ........................................................................................................ 378Product resets ....................................................................................................... 381

Restore factory-set defaults ....................................................................... 381Restore the service ID .............................................................................. 382Product cold reset ................................................................................... 382

Format Disk and Partial Clean functions ................................................................... 383Active and repository firmware locations ................................................... 383Partial Clean ......................................................................................... 383

Execute a Partial Clean ............................................................ 384Format Disk ........................................................................................... 384

Execute a Format Disk .............................................................. 385Solve fax problems ............................................................................................................... 386

Checklist for solving fax problems ........................................................................... 386What type of phone line are you using? .................................................... 386

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Are you using a surge-protection device? .................................................. 386Are you using a phone company voice-messaging service or an answeringmachine? .............................................................................................. 387Does your phone line have a call-waiting feature? ...................................... 387

Check fax accessory status ..................................................................................... 388General fax problems ............................................................................................ 389Use Fax over VoIP networks .................................................................................... 390Problems with receiving faxes ................................................................................. 391Problems with sending faxes ................................................................................... 393Fax error codes .................................................................................................... 395Fax error messages on the product control panel ...................................................... 395

Send-fax messages ................................................................................. 396Receive-fax messages ............................................................................. 397

Service settings ..................................................................................................... 398Settings in the Troubleshooting menu ........................................................ 398

Product upgrades ................................................................................................................. 399Determine the installed revision of firmware .............................................................. 399Perform a firmware upgrade ................................................................................... 399

Embedded Web Server ........................................................................... 399USB flash drive (Preboot menu) ................................................................ 400USB flash drive (control-panel menu) ......................................................... 401

Appendix A Service and support ..................................................................................... 403

Hewlett-Packard limited warranty statement ............................................................................. 404HP's Premium Protection Warranty: LaserJet toner cartridge limited warranty statement ................. 406HP policy on non-HP supplies ................................................................................................ 407HP anticounterfeit Web site ................................................................................................... 408Color LaserJet Fuser Kit, Transfer Kit, and Roller Kit Limited Warranty Statement ........................... 409Data stored on the toner cartridge .......................................................................................... 410End User License Agreement .................................................................................................. 411OpenSSL ............................................................................................................................. 414Customer self-repair warranty service ..................................................................................... 415Customer support ................................................................................................................. 416

Appendix B Product specifications ................................................................................... 417

Physical specifications .......................................................................................................... 418Power consumption, electrical specifications, and acoustic emissions .......................................... 418Environmental specifications .................................................................................................. 418

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Appendix C Regulatory information ................................................................................. 419

FCC regulations ................................................................................................................... 420Environmental product stewardship program ........................................................................... 421

Protecting the environment ...................................................................................... 421Ozone production ................................................................................................. 421Power consumption ............................................................................................... 421Paper use ............................................................................................................. 421Plastics ................................................................................................................. 421HP LaserJet print supplies ....................................................................................... 421Return and recycling instructions ............................................................................. 422

United States and Puerto Rico .................................................................. 422Multiple returns (more than one cartridge) .................................. 422Single returns .......................................................................... 422Shipping ................................................................................ 422

Non-U.S. returns .................................................................................... 423Paper .................................................................................................................. 423Material restrictions ............................................................................................... 423Disposal of waste equipment by users ...................................................................... 424Electronic hardware recycling ................................................................................. 424Chemical substances ............................................................................................. 424Material Safety Data Sheet (MSDS) ......................................................................... 424For more information ............................................................................................. 424

Declaration of conformity ...................................................................................................... 425Declaration of conformity (fax models) .................................................................................... 427Certificate of Volatility .......................................................................................................... 429Safety statements ................................................................................................................. 431

Laser safety .......................................................................................................... 431Canadian DOC regulations .................................................................................... 431VCCI statement (Japan) .......................................................................................... 431Power cord instructions .......................................................................................... 431Power cord statement (Japan) ................................................................................. 431EMC statement (China) .......................................................................................... 432EMC statement (Korea) .......................................................................................... 432EMI statement (Taiwan) .......................................................................................... 432Laser statement for Finland ..................................................................................... 432GS statement (Germany) ........................................................................................ 434Substances Table (China) ....................................................................................... 434Restriction on Hazardous Substances statement (Turkey) ............................................. 434Restriction on Hazardous Substances statement (Ukraine) ........................................... 434

Additional statements for telecom (fax) products ....................................................................... 435EU Statement for Telecom Operation ....................................................................... 435

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New Zealand Telecom Statements ........................................................................... 435Additional FCC statement for telecom products (US) .................................................. 435Telephone Consumer Protection Act (US) .................................................................. 436Industry Canada CS-03 requirements ...................................................................... 436Vietnam Telecom wired/wireless marking for ICTQC Type approved products ............. 437Japan Telecom Mark ............................................................................................. 437

Index ............................................................................................................................... 439

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List of tables

Table 1-1Sequence of operation ............................................................................................................ 3Table 1-2Solenoids .............................................................................................................................. 5Table 1-3Switches ................................................................................................................................ 6Table 1-4Sensors ................................................................................................................................. 7Table 1-5Motors .................................................................................................................................. 8Table 1-6Fans ..................................................................................................................................... 9Table 1-7High-voltage power supply circuits ......................................................................................... 10Table 1-8Converted DC voltages ......................................................................................................... 12Table 1-9Fuser (fixing) components ...................................................................................................... 16Table 1-10Image formation process ..................................................................................................... 23Table 1-11Primary-transfer-roller engagement states ............................................................................... 33Table 1-12Image-stabilization controls .................................................................................................. 37Table 1-13Switches and sensors for the pickup, feed, and delivery system ................................................ 38Table 1-14Motors and solenoids for the pickup, feed, and delivery system ............................................... 39Table 1-15Jams that the product detects ............................................................................................... 54Table 1-16Electrical components for the paper feeder ............................................................................ 57Table 1-17Paper size detection ........................................................................................................... 60Table 2-1Preboot menu options (1 of 6) ................................................................................................ 73Table 2-2Preboot menu options (2 of 6) ................................................................................................ 75Table 2-3Preboot menu options (3 of 6) ................................................................................................ 76Table 2-4Preboot menu options (4 of 6) ................................................................................................ 77Table 2-5Preboot menu options (5 of 6) ................................................................................................ 77Table 2-6Preboot menu options (6 of 6) ................................................................................................ 78Table 2-7Troubleshooting flowchart ...................................................................................................... 81Table 2-8Heartbeat LED, product initialization ....................................................................................... 87Table 2-9Heartbeat LED, product operational ........................................................................................ 89Table 2-10Paper-path sensors diagnostic tests ....................................................................................... 95Table 2-11Manual sensor diagnostic tests ............................................................................................. 97Table 2-12Tray/bin manual sensors ................................................................................................... 109Table 2-13Component test details ...................................................................................................... 118Table 2-14Sensors ........................................................................................................................... 121Table 2-15DC controller connectors ................................................................................................... 122

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Table 2-16Paper feeder driver PCA connectors ................................................................................... 123Table 2-17PCAs, motors, fans, switches, solenoids, and clutches ........................................................... 129Table 2-18Important information on the configuration pages ................................................................. 146Table 2-19Reports menu ................................................................................................................... 149Table 2-20General Settings menu ...................................................................................................... 151Table 2-21Copy Settings menu .......................................................................................................... 166Table 2-22Scan/Digital Send Settings menu ....................................................................................... 175Table 2-23Fax Settings menu ............................................................................................................ 187Table 2-24General Print Settings menu ............................................................................................... 200Table 2-25Default Print Options menu ................................................................................................ 202Table 2-26Display Settings menu ....................................................................................................... 204Table 2-27Manage Supplies menu .................................................................................................... 206Table 2-28Manage Trays menu ......................................................................................................... 212Table 2-29Network Settings menu ..................................................................................................... 214Table 2-30Jetdirect Menu .................................................................................................................. 215Table 2-31Troubleshooting menu ....................................................................................................... 228Table 2-32Backup/Restore menu ....................................................................................................... 233Table 2-33Calibration/Cleaning menu ............................................................................................... 233Table 2-34Causes and solutions for delivery delay jam ........................................................................ 349Table 2-35Causes and solutions for fuser delivery delay jams ............................................................... 349Table 2-36Causes and solutions for wrapping jams ............................................................................. 350Table 2-37Causes and solutions for fuser delivery stationary jams .......................................................... 350Table 2-38Causes and solutions for residual paper jams ...................................................................... 350Table 2-39Causes and solutions for pickup delay jams 2 ...................................................................... 351Table 2-40Causes and solutions for pickup stationary jams ................................................................... 352Table 2-41Causes and solutions for duplexing reverse jams .................................................................. 353Table 2-42Causes and solutions for duplex repick jams ........................................................................ 353Table 2-43Causes and solutions for residual media jams ...................................................................... 354Table 2-44Causes and solutions for pickup delay jam 1: tray pickup ..................................................... 354Table 2-45Causes and solutions for pickup stationary jams ................................................................... 355Table 2-46Causes and solutions for pickup delay jam 1; MP tray pickup ................................................ 355Table 2-47Causes and solutions for pickup delay and pickup stationary jams ......................................... 356Table 2-48Print modes under the Adjust Paper Types sub menu ............................................................. 361Table 2-49MP modes under the Optimize submenu ............................................................................. 362Table 2-50Image defects table .......................................................................................................... 364Table 2-51Solve performance problems .............................................................................................. 375Table 2-52Send-fax messages ........................................................................................................... 396Table 2-53Receive-fax messages ........................................................................................................ 397Table B-1Physical specifications ......................................................................................................... 418Table B-2Operating-environment specifications .................................................................................... 418

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List of figures

Figure 1-1Relationship between the main product systems ......................................................................... 2Figure 1-2Engine-control system ............................................................................................................. 4Figure 1-3DC controller block diagram ................................................................................................... 5Figure 1-4High-voltage power supply circuits ........................................................................................ 10Figure 1-5Low-voltage power-supply circuit ........................................................................................... 11Figure 1-6Fuser (fixing) components ..................................................................................................... 16Figure 1-7Fuser temperature-control circuit ............................................................................................ 17Figure 1-8Laser/scanner system ........................................................................................................... 20Figure 1-9Image formation system ........................................................................................................ 22Figure 1-10Image formation process .................................................................................................... 23Figure 1-11Pre-exposure ..................................................................................................................... 24Figure 1-12Primary charging ............................................................................................................... 24Figure 1-13Laser-beam exposure ......................................................................................................... 25Figure 1-14Development ..................................................................................................................... 25Figure 1-15Primary transfer ................................................................................................................. 26Figure 1-16Secondary transfer ............................................................................................................ 26Figure 1-17Separation ....................................................................................................................... 27Figure 1-18Fusing .............................................................................................................................. 27Figure 1-19ITB cleaning ...................................................................................................................... 28Figure 1-20Drum cleaning .................................................................................................................. 28Figure 1-21Toner-cartridge system ....................................................................................................... 29Figure 1-22Developing-roller engagement and disengagement control ..................................................... 30Figure 1-23ITB unit ............................................................................................................................. 32Figure 1-24Three states of primary-transfer-roller engagement and disengagement ..................................... 33Figure 1-25ITB cleaning process .......................................................................................................... 35Figure 1-26Toner patterns for calibration .............................................................................................. 36Figure 1-27Switches and sensors for the pickup, feed, and delivery system ............................................... 38Figure 1-28Motors and solenoids for the pickup, feed, and delivery system .............................................. 39Figure 1-29Three main units of the pickup, feed, and delivery system ....................................................... 40Figure 1-30Pickup-and-feed unit ........................................................................................................... 41Figure 1-31Tray-pickup mechanism ...................................................................................................... 42Figure 1-32Tray presence sensor ......................................................................................................... 43

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Figure 1-33Tray lift mechanism ............................................................................................................ 44Figure 1-34Paper-level-detection mechanism .......................................................................................... 45Figure 1-35Multifeed prevention .......................................................................................................... 45Figure 1-36Multipurpose tray pickup mechanism ................................................................................... 46Figure 1-37Paper-feed mechanism ....................................................................................................... 47Figure 1-38Skew-feed prevention ......................................................................................................... 48Figure 1-39Fuser and delivery unit ....................................................................................................... 49Figure 1-40Loop-control mechanism ..................................................................................................... 50Figure 1-41Pressure-roller pressurization control .................................................................................... 51Figure 1-42Duplexing unit ................................................................................................................... 52Figure 1-43Jam detection sensors ........................................................................................................ 54Figure 1-44Optional paper feeder ....................................................................................................... 56Figure 1-45Signals for the paper feeder ............................................................................................... 57Figure 1-46Paper-feeder pickup and feed operation ............................................................................... 58Figure 1-47Paper size detection .......................................................................................................... 59Figure 1-48Paper-feeder lift ................................................................................................................. 61Figure 1-49Paper-feeder multiple feed prevention .................................................................................. 62Figure 1-50Jam detection .................................................................................................................... 64Figure 1-51ADF path for single-sided documents ................................................................................... 66Figure 1-52ADF path for two-sided documents ...................................................................................... 67Figure 2-1Diagnostic test (1 of 3) ......................................................................................................... 92Figure 2-2Diagnostic test (2 of 3) ......................................................................................................... 92Figure 2-3Diagnostic test (3 of 3) ......................................................................................................... 93Figure 2-4Engine-test button ................................................................................................................ 94Figure 2-5Test the front door switch (1 of 4) .......................................................................................... 98Figure 2-6Test the front door switch (2 of 4) .......................................................................................... 98Figure 2-7Test the front door switch (3 of 4) .......................................................................................... 99Figure 2-8Test the front door switch (4 of 4) .......................................................................................... 99Figure 2-9Test the registration sensor .................................................................................................. 100Figure 2-10Test the fuser loop sensors ................................................................................................ 101Figure 2-11Test the fuser pressure-release sensor (1 of 2) ...................................................................... 102Figure 2-12Test the fuser pressure-release sensor (2 of 2) ...................................................................... 102Figure 2-13Test the fuser output sensor (1 of 2) .................................................................................... 103Figure 2-14Test the fuser output sensor (2 of 2) .................................................................................... 103Figure 2-15Test the duplexer refeed sensor ......................................................................................... 104Figure 2-16Test the output-bin-full sensor ............................................................................................. 105Figure 2-17Test the ITB alienation sensor (1 of 2) ................................................................................. 107Figure 2-18Test the ITB alienation sensor (2 of 2) ................................................................................. 108Figure 2-19Test the Tray 1 paper sensor ............................................................................................. 110Figure 2-20Test the Tray 2 paper sensor ............................................................................................. 111Figure 2-21Test the Tray 2 sensor (1 of 2) ........................................................................................... 112

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Figure 2-22Test the Tray 2 sensor (2 of 2) ........................................................................................... 112Figure 2-23Test the Tray 2 lifter sensor ............................................................................................... 113Figure 2-24Test the optional Tray 3 paper sensor ................................................................................ 114Figure 2-25Test the optional Tray 3 feed sensor ................................................................................... 115Figure 2-26Test the optional Tray 3 paper surface sensor ..................................................................... 116Figure 2-27Test the optional Tray 3 SW1 paper size sensors ................................................................ 117Figure 2-28Sensors .......................................................................................................................... 120Figure 2-29DC controller PCA ........................................................................................................... 122Figure 2-30 Paper feeder driver PCA ................................................................................................. 123Figure 2-31Component locations (1 of 5) ............................................................................................ 125Figure 2-32Component locations (2 of 5) ............................................................................................ 126Figure 2-33Component locations (3 of 5) ............................................................................................ 127Figure 2-34Component locations (4 of 5) ............................................................................................ 128Figure 2-35Component locations (5 of 5) ............................................................................................ 129Figure 2-361 x 500 paper feeder ...................................................................................................... 131Figure 2-37General timing chart ........................................................................................................ 132Figure 2-38General circuit diagram (1 of 2) ....................................................................................... 133Figure 2-39General circuit diagram (2 of 2) ....................................................................................... 134Figure 2-40Product circuit block diagram ............................................................................................ 135Figure 2-41Paper feeder circuit diagram ............................................................................................ 136Figure 2-42Print-quality troubleshooting procedure ............................................................................... 137Figure 2-43Yellow print-quality troubleshooting page ........................................................................... 138Figure 2-44Yellow comparison page .................................................................................................. 138Figure 2-45Black print-quality troubleshooting page ............................................................................. 139Figure 2-46Configuration page ......................................................................................................... 143Figure 2-47HP embedded Jetdirect page ............................................................................................ 145Figure 2-48Repetitive defects ruler ..................................................................................................... 147Figure 2-49Sample event log ............................................................................................................ 327Figure C-1Certificate of Volatility (1 of 2) ............................................................................................ 429Figure C-2Certificate of Volatility (2 of 2) ............................................................................................ 430

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