HP 4700, n, dn, dtn, ph+, CP4005 n, dn Color LaserJet printer Service Manual

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HP Color LaserJet 4700/CP4005 Series

Service Manual

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HP Color LaserJet 4700/CP4005 Series printers

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Service Manual

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Copyright

© 2006 Copyright Hewlett-Packard

Development Company, L.P.

Reproduction, adaptation or translation without prior written permission is prohibited, except as allowed under the copyright laws.

The information contained herein is subject to change without notice.

The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

CB503-90929

Edition 1, 10/2006

FCC Class A Statement

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the

FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications.

Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense. The end user of this product should be aware that any changes or modifications made to this equipment without the approval of Hewlett-Packard could result in the product not meeting the

Class A limits, in which case the FCC could void the user’s authority to operate the equipment.

Trademark Credits

Adobe®, Adobe Photoshop® and

PostScript® are trademarks of Adobe

Systems Incorporated.

Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard

Company under license.

CorelDRAW™ is a trademark or registered trademark of Corel Corporation or Corel

Corporation Limited.

Linux is a U.S. registered trademark of

Linus Trovalds.

Microsoft®, Windows®, and Windows XP® are U.S. registered trademarks of Microsoft

Corporation.

PANTONE®* *Pantone, Inc's checkstandard trademark for color.

UNIX® is a registered trademark of the

Open Group.

ENERGY STAR® and the ENERGY STAR logo® are U.S. registered marks of the

United States Environmental Protection

Agency.

Safety Information

WARNING!

Potential Shock Hazard

Always follow basic safety precautions when using this product to reduce the risk of injury from fire or electric shock.

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Table of contents

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1 Product information

Printer configurations ............................................................................................................................. 2

HP Color LaserJet 4700 (Q7491A) ....................................................................................... 2

HP Color LaserJet 4700n (Q7492A) ..................................................................................... 3

HP Color LaserJet 4700dn (Q7493A) ................................................................................... 3

HP Color LaserJet 4700dtn (Q7494A) .................................................................................. 3

HP Color LaserJet 4700ph+ (Q7495A) ................................................................................. 4

HP Color LaserJet CP4005n (CB503A) ............................................................................... 4

HP Color LaserJet CP4005dn (CB504A) ............................................................................. 5

Printer features ...................................................................................................................................... 6

Printer walkaround ............................................................................................................................... 11

HP Color LaserJet 4700 models ......................................................................................... 11

HP Color LaserJet CP4005 models .................................................................................... 12

Identification, site requirements, and specifications ............................................................................ 15

Model and serial numbers .................................................................................................. 15

Power and regulatory label ................................................................................................ 15

Site requirements ................................................................................................................ 16

Space requirements ........................................................................................... 17

Physical specifications ....................................................................................... 18

Electrical specifications ....................................................................................................... 18

Environmental specifications .............................................................................................. 19

Acoustic emissions ............................................................................................................. 19

Supply storage requirements ............................................................................................. 20

Skew specifications ............................................................................................................. 20

Media specifications ............................................................................................................................ 21

Printing and paper storage environment ............................................................................ 21

Envelopes ........................................................................................................................... 22

Envelopes that have double side seams ........................................................... 23

Envelopes that have adhesive strips or flaps .................................................... 23 service-repairmanual.com

Envelope storage ............................................................................................... 23

Labels .................................................................................................................................. 24

Label construction .............................................................................................. 24

Transparencies ................................................................................................................... 24

Supported types and sizes of print media .......................................................................... 25

Media to avoid ..................................................................................................................... 29

Media that can damage the printer ..................................................................................... 29

Printing on special media .................................................................................................................... 31

Transparencies ................................................................................................................... 31

Glossy paper ....................................................................................................................... 31

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Colored paper ..................................................................................................................... 32

Envelopes ........................................................................................................................... 32

Labels .................................................................................................................................. 32

Heavy paper ........................................................................................................................ 33

HP LaserJet Tough paper ................................................................................................... 33

Preprinted forms and letterhead ......................................................................................... 33

Recycled paper ................................................................................................................... 34

Weight equivalence table .................................................................................................... 34

Environmental product stewardship program ...................................................................................... 36

Protecting the environment ................................................................................................. 36 service-repairmanual.com

Power consumption ............................................................................................................ 36

Toner consumption ............................................................................................................. 36

Paper use ............................................................................................................................ 36

Plastics ................................................................................................................................ 36

HP LaserJet print supplies .................................................................................................. 36

Return and recycling instructions ........................................................................................ 37

United States and Puerto Rico ........................................................................... 37

Multiple returns (two to eight cartridges) ........................................... 37

Single returns .................................................................................... 37

Shipping ............................................................................................. 37

Non-US returns .................................................................................................. 37

Paper ................................................................................................................................... 37

Material restrictions ............................................................................................................. 38

Disposal of waste equipment by users in private households in the European Union ...... 38

Material Safety Data Sheet (MSDS) ................................................................................... 39

For more information ........................................................................................................... 39

Hewlett-Packard Limited Warranty Statement .................................................................................... 40

Limited warranty for print cartridges and image drums ....................................................................... 42

Color LaserJet Image Fuser Kit and Image Transfer Kit Limited Warranty Statement ....................... 43

Country/region-specific safety statements .......................................................................................... 44

Laser safety ........................................................................................................................ 44

Canadian DOC regulations ................................................................................................. 44

VCCI statement (Japan) ..................................................................................................... 44

Power cord statement (Japan) ............................................................................................ 44

EMI statement (Korea) ........................................................................................................ 44

EMI statement (Taiwan) ...................................................................................................... 45

Finnish laser statement ....................................................................................................... 46

Australia .............................................................................................................................. 46

2 Service approach

Service approach ................................................................................................................................. 50

Parts and supplies ............................................................................................................................... 51

Ordering parts, supplies, and accessories over the Internet .............................................. 51

Ordering directly through the embedded Web server (for printers with network connections) ........................................................................................................................ 51

Exchange program .............................................................................................................. 51

Supplies .............................................................................................................................. 51

World Wide Web ................................................................................................................. 51

HP Service Parts Information ............................................................................................. 52

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HP available services .......................................................................................................................... 53

Ordering related documentation and software .................................................................................... 55

3 Installation and configuration

What ships in the box .......................................................................................................................... 58

Unpacking the printer .......................................................................................................................... 59

Loading detectable standard-sized media into Tray 2 and optional trays ........................................... 64

Connecting power ................................................................................................................................ 66

Installing a new control panel label ..................................................................................................... 67

Testing the printer operation ................................................................................................................ 68

Sleep delay .......................................................................................................................................... 69

Setting sleep delay .............................................................................................................. 69

Disabling/enabling sleep mode ........................................................................................... 69

Connecting to a computer ................................................................................................................... 70

Parallel configuration .......................................................................................................... 70

USB configuration ............................................................................................................... 70

Auxiliary connection configuration ...................................................................................... 71

HP Jetdirect print servers ................................................................................................... 72

Available software solutions ............................................................................... 73

Wireless printing ................................................................................................................. 73

IEEE 802.11 standard ........................................................................................ 73

Bluetooth ............................................................................................................ 73

Printer software .................................................................................................................................... 74

Software .............................................................................................................................. 74

Software features ............................................................................................... 74

Driver Autoconfiguration ..................................................................................... 74

Update Now ........................................................................................................ 74

HP Driver Preconfiguration ................................................................................ 75

Installing the printing system software ................................................................................ 75

Installing Windows printing system software for direct connections .................. 75

Installing Windows printing system software for networks ................................ 76

Setting up a Windows computer to use the network printer with Windows-

Installing the software after the parallel or USB cable has been connected ..... 77

Uninstalling the software ..................................................................................................... 78

Removing software from Windows operating systems ...................................... 78

Software for networks ......................................................................................................... 78

HP Web Jetadmin .............................................................................................. 78

UNIX ................................................................................................................... 79

Utilities ................................................................................................................................. 79

Embedded Web server ...................................................................................... 79

Features ............................................................................................ 79

Other components and utilities .......................................................................... 80

Printer drivers ...................................................................................................................................... 81

Supported printer drivers .................................................................................................... 81

Additional drivers ................................................................................................................ 81

Select the correct printer driver ........................................................................................... 82

Printer-driver Help (Windows) ............................................................................................. 82

Gaining access to the printer drivers .................................................................................. 82

Printer drivers for Macintosh computers .............................................................................................. 84

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Supported printer drivers .................................................................................................... 84

Gaining access to the printer drivers .................................................................................. 84

Software for Macintosh computers ...................................................................................................... 86

Installing Macintosh printing system software for networks ............................................... 86

Installing Macintosh printing system software for direct connections (USB) ...................... 87

To remove software from Macintosh operating systems .................................................... 88

Network configuration .......................................................................................................................... 89

Configuring TCP/IP parameters .......................................................................................... 89

Manually configuring TCP/IP parameters from the printer control panel ........... 89

Setting an IP address ......................................................................................... 89

Setting the subnet mask ..................................................................................... 90

Setting the default gateway ................................................................................ 91

Disabling network protocols (optional) (HP Color LaserJet 4700 Series only) .................................................................................................................... 91

Disabling IPX/SPX ............................................................................................. 92

Disabling DLC/LLC ............................................................................................. 92

Disabling AppleTalk ........................................................................................... 93

Setting network security on the printer ................................................................................................ 94

Locking the control panel .................................................................................................... 94

Levels of security ............................................................................................... 94

Using an ASCII PJL escape sequence to set network security ........................ 94

Cleaning the printer and accessories .................................................................................................. 98

Cleaning spilled toner ......................................................................................................... 98

Vacuum specifications ....................................................................................... 98

Performing preventive maintenance .................................................................................................... 99

Managing the print cartridge .............................................................................................................. 100

HP print cartridges ............................................................................................................ 100

Non-HP print cartridges .................................................................................................... 100

Print cartridge authentication ............................................................................................ 100

Print cartridge storage ...................................................................................................... 100

Print cartridge life expectancy ........................................................................................... 100

Checking the supply level ................................................................................................. 101

Using the control panel .................................................................................... 101

Using the embedded Web server .................................................................... 101

Using HP Web Jetadmin .................................................................................. 101

Approximate replacement intervals for supplies ............................................................................... 102

ETB life .............................................................................................................................................. 103

Changing print cartridges .................................................................................................................. 104

Replacing a print cartridge ................................................................................................ 104

To replace the print cartridge ............................................................................................ 104

Replacing supplies ............................................................................................................................ 107

Locating supplies .............................................................................................................. 107

Supply replacement guidelines ......................................................................................... 107

Making room around the printer for replacing supplies .................................................... 108

Replacing the stapler cartridge (HP Color LaserJet 4700 Series) ................................... 108

Replacing the ETB ............................................................................................................ 111

Replacing the fuser ........................................................................................................... 111

Printer memory and fonts .................................................................................................................. 113

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Installing a hard drive, memory, and fonts ........................................................................................ 114

Installing a hard drive (HP Color LaserJet 4700 Series) .................................................. 114

Installing DDR memory DIMMs ........................................................................................ 117

Installing a flash memory card (HP Color LaserJet 4700 Series only) ............................. 121

Enabling memory .............................................................................................................. 125

To enable memory for Windows 98 and Me .................................................... 125

To enable memory for Windows 2000 and XP ................................................ 125

Installing an HP Jetdirect print server card (HP Color LaserJet 4700 Series only) .......................... 126

To install an HP Jetdirect print server card ....................................................................... 126

Setting the real-time clock ................................................................................................................. 130

Setting the date and time .................................................................................................. 130

To set the date format ...................................................................................... 130

To set the date ................................................................................................. 130

To set the time format ...................................................................................... 131

To set the time ................................................................................................. 131

Setting the wake time ....................................................................................................... 132

To set the wake time ........................................................................................ 132 service-repairmanual.com

To set the sleep delay ...................................................................................... 133

5 Theory of operation

Basic operation .................................................................................................................................. 136

Operation sequence ......................................................................................................... 136

Power on sequence .......................................................................................................... 137

Internal components .......................................................................................................................... 139

Formatter system ............................................................................................................................... 141

Sleep mode ....................................................................................................................... 141

Image Resolution Enhancement technology (REt) .......................................................... 142

Input/Output ...................................................................................................................... 142

Parallel interface (HP Color LaserJet 4700 Series only) ................................. 142

USB 2.0 connector ........................................................................................... 142

ACC accessory port (HP Color LaserJet 4700 Series only) ............................ 142

Flash (HP Color LaserJet 4700 Series only) ................................................... 143

Hard drive accessory (HP Color LaserJet 4700 Series only) .......................... 143

CPU .................................................................................................................. 143

Printer memory ................................................................................................................. 143

Read-only memory ........................................................................................... 143

Random-access memory ................................................................................. 143

DIMM slots ........................................................................................................................ 143

Flash memory .................................................................................................. 143

Nonvolatile memory ......................................................................................... 143

PJL overview ..................................................................................................................... 144

PML ................................................................................................................................... 144

Control panel ..................................................................................................................... 144

Engine control system ....................................................................................................................... 145

DC controller PCB ............................................................................................................. 145

Block operation ................................................................................................ 147

Motors, fans, and environment sensor ............................................................................. 147

Failure detection ............................................................................................................... 149

Drum motor failure detection ............................................................................ 149

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Fuser motor failure detection ........................................................................... 150

ETB motor failure detection ............................................................................. 150

Upper exhaust fan failure detection ................................................................. 150

Cartridge fan failure detection .......................................................................... 150

Delivery fan failure detection ............................................................................ 150

Power supply fan failure detection ................................................................... 150

Duplexer fan failure detection .......................................................................... 151

Low-voltage power supply ................................................................................................ 151

Fuser control circuit .......................................................................................... 151

Low-voltage power supply circuit ..................................................................... 153

Protective functions ......................................................................... 154

Safety .............................................................................................. 155

Sleep mode ..................................................................................... 155

Power supply recognition ................................................................ 155

Heater temperature control ............................................................................................... 155

Initial rotation temperature control ................................................................... 156

Start-up temperature control ............................................................................ 156

Print temperature control ................................................................................. 157

Between-sheets temperature control ............................................................... 157

Temperature protective function ....................................................................................... 157

Protective function by the CPU ........................................................................ 157

Protective function by the fuser heater safety circuit ....................................... 157

Protective function by the thermoswitch .......................................................... 158

Temperature failure detection ........................................................................................... 158

Start-up failure (warmup failure) ...................................................................... 158

Abnormal low temperature of main thermistor (no conduction) ....................... 158

Abnormal high temperature of main thermistor ............................................... 158

Abnormal low temperature of sub thermistor (no conduction) ......................... 159

Abnormal high temperature of sub thermistor ................................................. 159

Drive circuit abnormality ................................................................................... 159

High-voltage power supply ............................................................................................... 159

Generation of biases ........................................................................................ 160

Video interface control ...................................................................................................... 162

Laser/scanner system ....................................................................................................................... 163

Laser control ..................................................................................................................... 164

Scanner control ................................................................................................................. 165 service-repairmanual.com

Image formation process .................................................................................................. 169

Electrostatic latent image formation block ........................................................................ 171

Step 1: Pre-exposure ....................................................................................... 171

Step 2: Primary charging ................................................................................. 172

Step 3: Laser beam exposure .......................................................................... 172

Development block ........................................................................................................... 172

Step 4: Development ........................................................................................ 172

Transfer block ................................................................................................................... 173

Step 5: Attraction .............................................................................................. 173

Step 6: Transfer ............................................................................................... 173

Step 7: Separation ........................................................................................... 174

Fusing block ...................................................................................................................... 174

Step 8: Fusing .................................................................................................. 174

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Cleaning block .................................................................................................................. 175

Step 9: Drum cleaning ...................................................................................... 175

Print cartridges .................................................................................................................. 175

Memory tag ...................................................................................................... 177

Cartridge presence detection ............................................................................................ 177

Memory tag detection ....................................................................................... 177

Photosensitive drum detection ......................................................................... 177

Developing cylinder disengaging control ......................................................... 178

ETB (electrostatic transfer/transport belt) ......................................................................... 178

Transfer roller (Y, C, M) engagement/disengagement detection ..................................... 180

Transfer roller engagement/disengagement control ......................................................... 180

Calibration and cleaning ................................................................................................... 181

ETB cleaning .................................................................................................... 182

Color misregistration corrective control ........................................................... 183

Color misregistration detection ......................................................................................... 184

Image stabilization control ................................................................................................ 185

Environmental change control ......................................................................... 186

Conditions leading up to DHALF ...................................................................... 187

Image halftone calibration control (DHALF) ..................................................... 187

Image density detection ................................................................................... 187

Pickup/feed system ........................................................................................................................... 189

Pickup/feed unit ................................................................................................................ 194 service-repairmanual.com

Paper tray pickup operation ............................................................................. 195

Media lift-up operation ...................................................................................... 196

Initial lift-up ...................................................................................... 196

Lift-up during printing ....................................................................... 196

Multiple-feed prevention ................................................................................... 197

Skew correction ................................................................................................ 199

Media detection ................................................................................................ 200

Feed speed control .......................................................................................... 201

Fusing and delivery block ................................................................................................. 202

Loop control ..................................................................................................... 202

Fusing pressure release mechanism ............................................................... 203

Jam detection ................................................................................................... 204

Pickup delay jam ............................................................................. 205

Pickup stationary jam ...................................................................... 205

Delivery delay jam ........................................................................... 205

Door open jam ................................................................................. 205

Residual paper jam ......................................................................... 205

Reversing unit jam 1 ........................................................................ 205

Reversing unit jam 2 ........................................................................ 206

Duplexing pickup unit jam 1 ............................................................ 206

Automatic delivery function ............................................................. 206

Duplex feed unit ................................................................................................................ 206

Reversing/duplexing feed operation ................................................................ 207

Jam detection ................................................................................................... 209

Reversing unit jam 1 ........................................................................ 210

Reversing unit jam 2 ........................................................................ 210

Duplexing pickup unit jam 1 (Duplexing unit stationary jam) .......... 210

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500-sheet paper feeder ..................................................................................................................... 211

Pickup and feed operations .............................................................................................. 212

Stapler/stacker (HP Color LaserJet 4700 Series only) ..................................................................... 214

Staple mode ...................................................................................................................... 214

Stacker mode .................................................................................................................... 214

Offset mode ...................................................................................................................... 214

Messages .......................................................................................................................... 215

6 Removal and replacement

Removal and replacement strategy ................................................................................................... 218

Repair notices ................................................................................................................... 218

Caution regarding electrostatic discharge (ESD) ............................................................. 218

Required tools ................................................................................................................... 218

Types of screws ................................................................................................................ 219

Parts-removal tree ............................................................................................................ 220

User-replaceable parts ...................................................................................................................... 221

Fuser ................................................................................................................................. 222

Tray 1 pickup roller and separation pad ........................................................................... 222

Tray 2-x separation roller .................................................................................................. 225

Tray 2-x feed and pickup rollers ....................................................................................... 226

Formatter .......................................................................................................................... 227

Compact flash ................................................................................................................... 228

HP Jetdirect print server card (4700 models) ................................................................... 228

DDR memory DIMMs ........................................................................................................ 228

Hard drive (4700 models) ................................................................................................. 228

Installing a new control panel label ................................................................................... 228

Covers and external components ...................................................................................................... 230

Paper tray (Tray 2) ............................................................................................................ 231

Multipurpose tray (Tray 1) ................................................................................................. 231

Front cover ........................................................................................................................ 235

Duplex cover ..................................................................................................................... 239

Face down tray assembly ................................................................................................. 239

Top cover .......................................................................................................................... 240

Right cover ........................................................................................................................ 245

Left cover .......................................................................................................................... 247

Rear cover ........................................................................................................................ 249

Control panel ..................................................................................................................... 250

Main assemblies ................................................................................................................................ 253

Disengaging drive assembly ............................................................................................. 254

Remove main drive assembly ........................................................................................... 256

Reinstall main drive assembly .......................................................................................... 263

Pickup motor assembly ..................................................................................................... 273

Lifter drive assembly ......................................................................................................... 275

Delivery assembly ............................................................................................................. 278

Paper feed assembly ........................................................................................................ 283

Fuser drive assembly ........................................................................................................ 286

Laser/scanner assembly ................................................................................................... 287

Motors and fans ................................................................................................................................. 297

Disengaging drive motor ................................................................................................... 298

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Drum drive motors (Y/C/M/K) ........................................................................................... 298

Power supply fan/shroud (Fan 4) ..................................................................................... 299

Delivery fan/shroud (Fan 3) .............................................................................................. 300

Cartridge fan/shroud (Fan 2) ............................................................................................ 302

Upper exhaust fan (Fan 1) ................................................................................................ 305

Sensors and switches ........................................................................................................................ 308

Environment sensor .......................................................................................................... 308

Power switch assembly .................................................................................................... 309

PCBs .................................................................................................................................................. 312

DC controller PCB ............................................................................................................. 312

Low-voltage power supply PCB ........................................................................................ 319

Memory controller PCB ..................................................................................................... 321

E label memory contacts and cable .................................................................................. 322

High-voltage power supply PCB ....................................................................................... 324

Toner level detection PCB ................................................................................................ 326

High-voltage contacts ....................................................................................................... 326

500-sheet paper feeder ..................................................................................................................... 328

500-sheet paper feeder right cover .................................................................................. 329

500-sheet paper feeder rear cover ................................................................................... 329

500-sheet paper feeder left cover ..................................................................................... 330

500-sheet paper feeder front cover .................................................................................. 331

500-sheet paper pickup drive assembly ........................................................................... 333

500-sheet paper feeder lifter drive assembly ................................................................... 337 service-repairmanual.com

Stapler/stacker (4700 models) .......................................................................................................... 340

Remove the stapler/stacker from the printer .................................................................... 340

Staple cartridge left cover ................................................................................................. 341

Output tray ........................................................................................................................ 341

Left cover .......................................................................................................................... 342

Top cover .......................................................................................................................... 342

Right cover ........................................................................................................................ 344

Staple cartridge ................................................................................................................. 346

Stapler/stacker PCB .......................................................................................................... 347

Stapler/stacker unit assembly 24v 2.5 amp ...................................................................... 348

Duplexer ............................................................................................................................................ 349

Top duplexing assembly ................................................................................................... 349

Duplex tray ........................................................................................................................ 349

7 Troubleshooting

Introduction ........................................................................................................................................ 352

Troubleshooting process ................................................................................................................... 354

Pre-troubleshooting checklist ............................................................................................ 354

Troubleshooting checklist ................................................................................................. 355

Troubleshooting flowchart ................................................................................................. 356

Power-on checks .............................................................................................................. 357

Power-on troubleshooting overview ................................................................. 357

Control panel messages .................................................................................................................... 359

Warning messages ........................................................................................................... 359

Error messages ................................................................................................................. 359

Critical error messages ..................................................................................................... 359

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Message listing ................................................................................................................. 359

Formatter lights .................................................................................................................................. 395

Embedded HP Jetdirect LEDs .......................................................................................... 395

Heartbeat LED .................................................................................................................. 396

Accessory lights (4700 models) ........................................................................................................ 397

Interpreting stapler/stacker indicator light codes .............................................................. 397

Replacement parts configuration ....................................................................................................... 400

Formatter and DC controller ............................................................................................. 400

Formatter (new or previously installed in another printer) ................................................ 400

DC controller (new or previously installed in another printer) .......................................... 401

Formatter and firmware compact flash ............................................................................. 401

Jams .................................................................................................................................. 402

Jam locations .................................................................................................................... 402

Jam locations by error message ....................................................................................... 405

Jam recovery .................................................................................................................... 406

To disable paper jam recovery ......................................................................... 407

Avoiding jams .................................................................................................................... 407

Solving repeated jams ...................................................................................................... 408

Persistent jams ................................................................................................................. 408

Basic troubleshooting for jams ......................................................................... 408

Data collection .................................................................................................. 409

General paper path troubleshooting ................................................................ 409

Paper path checklist ......................................................................................... 410

Jams in Tray 1 .................................................................................................. 410

Jams in Tray 2 .................................................................................................. 411

Jams in the paper path ..................................................................................... 412

Jams in the top cover ....................................................................................... 412

Jams in the duplex path ................................................................................... 413

Common causes of paper jams ........................................................................................ 414

Paper jams ....................................................................................................... 414

Clearing jams .................................................................................................................... 415

Jam in Tray 1 ................................................................................................... 415

Jam in Tray 2 or optional trays ......................................................................... 416

Jams in top cover area ..................................................................................... 417

Clearing a jam in the top cover area ............................................... 418

Clearing other jams .......................................................................................... 420

Jams in the stapler/stacker (4700 models) ...................................................... 423

Staple jams ....................................................................................................... 429

Paper transport troubleshooting ........................................................................................................ 432

Multiple pages are fed ...................................................................................................... 432

Media is wrinkled or folded ............................................................................................... 432

Paper is skewed ................................................................................................................ 433

Image formation troubleshooting ....................................................................................................... 434

Print quality troubleshooting tools ..................................................................................... 434

Print quality problems associated with media .................................................................. 434

Overhead transparency defects ........................................................................................ 435

Print quality problems that are associated with the environment ..................................... 436

Print quality problems that are associated with jams ....................................................... 436

Print quality troubleshooting pages .................................................................................. 436

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Understanding color variations ......................................................................................... 436

Common causes of color variation ................................................................... 437

Color selection process .................................................................................................... 437

Matching colors ................................................................................................................. 437

PANTONE* color matching .............................................................................. 437

Swatch book color matching ............................................................................ 437

Using color ........................................................................................................................ 438

HP ImageREt 3600 .......................................................................................... 438

Paper selection ................................................................................................ 438 sRGB ................................................................................................................ 438

Adobe® RGB ................................................................................................... 439

CMYK+ ............................................................................................................. 439

Color options ..................................................................................................................... 439

Print in grayscale .............................................................................................. 439

Automatic or manual color adjustment ............................................................ 440

Manual color options ........................................................................................ 440

Halftone options ............................................................................................... 440

Neutral Grays ................................................................................................... 440

Edge Control .................................................................................................... 440

Adjusting color balance ..................................................................................................... 441

To adjust color density ..................................................................................... 441

Web-downloadable color tables ....................................................................... 442

Image defects .................................................................................................................................... 443

Light image ....................................................................................................................... 444

Light color ......................................................................................................................... 445

Dark image ........................................................................................................................ 445

Dark color .......................................................................................................................... 446

Completely blank image ................................................................................................... 446

All black or solid color ....................................................................................................... 447

Dots in vertical lines .......................................................................................................... 447

Dirt on the front or back of the paper ................................................................................ 448

Vertical lines ...................................................................................................................... 448

White vertical lines ............................................................................................................ 449

Horizontal lines ................................................................................................................. 449

White horizontal lines ........................................................................................................ 450

Missing color ..................................................................................................................... 450

Blank spots ....................................................................................................................... 451

Poor fusing ........................................................................................................................ 451

Distortion or blurring .......................................................................................................... 452

Smearing ........................................................................................................................... 453

Misplaced image ............................................................................................................... 454

Repetitive defects troubleshooting ................................................................................... 454

Repetitive defect ruler ...................................................................................... 455

Interface troubleshooting ................................................................................................................... 457

Communications checks ................................................................................................... 457

AUTOEXEC.BAT standard configurations ....................................................................... 457

Parallel MS-DOS commands ........................................................................... 457

Printer Job Language (PJL) commands ........................................................................... 457

@PJL [Enter] .................................................................................................... 457

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UEL .................................................................................................................. 458

@PJL COMMENT ............................................................................................ 458

@PJL INFO CONFIG ....................................................................................... 458

@PJL INFO ID ................................................................................................. 458

@PJL INFO USTATUS .................................................................................... 458

@PJL INFO PAGECOUNT .............................................................................. 458

@PJL JOB ....................................................................................................... 458

@PJL EOJ ....................................................................................................... 459

@PJL ECHO .................................................................................................... 459

@PJL USTATUS JOB=ON/OFF ...................................................................... 459

@PJL USTATUSOFF ...................................................................................... 459

Changing printer control panel configuration settings ....................................................................... 460

Job storage limit (4700 models) ........................................................................................ 460

Job held timeout (4700 models) ....................................................................................... 460

Setting the job held timeout ............................................................................. 460

Show IP address ............................................................................................................... 461

Showing the IP address ................................................................................... 461

Color/black mix ................................................................................................................. 461

Setting the color/black mix ............................................................................... 461

Tray behavior options ....................................................................................................... 462

Setting the printer to use the requested tray .................................................... 462

Setting manually feed prompt .......................................................................... 463

Setting the printer default for PS defer media .................................................. 463

Setting the printer to use size/type prompt ...................................................... 464

Setting the printer to use another tray ............................................................. 464

Setting the printer to duplex blank pages ........................................................ 465

Setting the printer to rotate images .................................................................. 465

Sleep delay ....................................................................................................................... 465

Setting sleep delay ........................................................................................... 466

Disabling/enabling sleep mode ........................................................................ 466

Wake time ......................................................................................................................... 466

Setting the wake time ....................................................................................... 467

Display brightness ............................................................................................................. 467

Setting the display brightness .......................................................................... 467

Personality ........................................................................................................................ 468

Setting the personality ...................................................................................... 468

Clearable warnings ........................................................................................................... 468

Setting the clearable warnings ......................................................................... 469

Auto continue .................................................................................................................... 469

Setting auto continue ....................................................................................... 469

Replace supplies ............................................................................................................... 470

Setting replace supplies response ................................................................... 470

Order at ............................................................................................................................. 470

Setting order at response ................................................................................. 470

Color supply out ................................................................................................................ 471

Setting color supply out response .................................................................... 471

Jam recovery .................................................................................................................... 471

Setting jam recovery response ........................................................................ 472

RAM disk ........................................................................................................................... 472

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Changing RAM disk behavior .......................................................................... 472

Language .......................................................................................................................... 472

Selecting the language ..................................................................................... 473

Selecting the language if the display is in a language you do not understand ....................................................................................................... 473

Using the printer control panel in shared environments ................................................... 473

Control panel troubleshooting ........................................................................................................... 474

Printing a menu map ......................................................................................................... 474

Information menu .............................................................................................................. 474

Paper handling menu ........................................................................................................ 476

Configure device menu ..................................................................................................... 478

Printing submenu ............................................................................................. 478

PCL submenu .................................................................................................. 482

Print quality submenu ....................................................................................... 483

System setup submenu .................................................................................... 488

Stapler/stacker submenu (4700 models) ......................................................... 493

I/O submenu ..................................................................................................... 494

Embedded Jetdirect submenu ......................................................................... 495

Resets submenu .............................................................................................. 499

Diagnostics menu ............................................................................................................. 500

Service menu .................................................................................................................... 503

Tools for troubleshooting ................................................................................................................... 505

Accessing the embedded Web server ............................................................. 505

Information tab ................................................................................................. 506

Settings tab ...................................................................................................... 506

Setting the real-time clock ................................................................................ 507

Networking tab ................................................................................................. 507

Other links ........................................................................................................ 507

Configuration pages .......................................................................................................... 507

Configuration page ........................................................................................... 507

HP embedded Jetdirect page .......................................................................... 509

Paper handling configuration page (4700 models) .......................................... 510

Finding important information on the configuration pages ............................... 511

Print the supplies status page ........................................................................................... 512

Print the usage page ......................................................................................................... 513

Print the demo page ......................................................................................................... 514

Print the file directory page ............................................................................................... 515

Print the PCL font list page ............................................................................................... 515

Print the PS font list page ................................................................................................. 516

Print the RGB samples page ............................................................................................ 517

Print the CMYK samples page .......................................................................................... 518

Diagnostics ........................................................................................................................................ 520

LED diagnostics ................................................................................................................ 520

Engine diagnostics ............................................................................................................ 521

Diagnostics mode ............................................................................................. 521

Diagnostics that put the engine into the special diagnostics mode ................. 521

Diagnostic tests ................................................................................................ 521

Individual diagnostic tests ................................................................................................. 522

Print the event log page ................................................................................... 522

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View the event log on the control panel display ............................................... 523

Print the PQ troubleshooting pages ................................................................. 524

Diagnostics page .............................................................................................. 525

Disable cartridge check (special mode test) .................................................... 526

Paper path sensors (special mode test) .......................................................... 527

Paper path test ................................................................................................. 527

Finishing paper path test .................................................................................. 528

Manual sensor test (special mode test) ........................................................... 528

Manual sensor test 2 (special mode test) ........................................................ 531

Component test (special mode test) ................................................................ 532

Print/Stop test ................................................................................................... 535

Colorband test .................................................................................................. 535

Information menu ............................................................................................. 535

Configure device menu/printing menu ............................................................. 536

Configure device menu/print quality menu ...................................................... 536

Configure device menu/resets menu ............................................................... 536

Test pages ......................................................................................................................................... 537

Engine test page ............................................................................................................... 537

Formatter test page ........................................................................................................... 537

Engine resets ..................................................................................................................................... 538

Cold reset .......................................................................................................................... 538

To perform a cold reset .................................................................................... 538

NVRAM initialization ......................................................................................................... 538

To initialize NVRAM ......................................................................................... 538

Hard disk initialization (4700 models) ............................................................................... 539

To initialize the hard disk ................................................................................. 539

To bypass calibration ....................................................................................... 539

Quick Calibrate Now ......................................................................................................... 539

Full Calibrate Now ............................................................................................................. 539

Service menu ..................................................................................................................................... 541

Using the Service menu .................................................................................................... 541

Clear event log ................................................................................................. 541

Mono cycle count/Color cycle count ................................................................ 541

Serial number ................................................................................................... 541

Service ID ......................................................................................................... 541

Restoring the Service ID .................................................................................. 541

Converting the Service ID to an actual date .................................................... 542

Cold reset paper ............................................................................................... 542

Diagrams ........................................................................................................................................... 543

Main parts ......................................................................................................................... 543

Switches ............................................................................................................................ 545

Sensors ............................................................................................................................. 546

Solenoids .......................................................................................................................... 547

Motors and fans ................................................................................................................ 548

PCBs ................................................................................................................................. 549

DC controller PCB ............................................................................................................. 550

Connectors ........................................................................................................................ 551

General timing chart ......................................................................................................... 557

General circuit diagrams ................................................................................................... 558

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8 Parts and diagrams

Introduction ........................................................................................................................................ 562

Ordering parts and supplies .............................................................................................................. 563

Parts that wear .................................................................................................................. 563

Parts .................................................................................................................................. 563

Customer support ............................................................................................................. 563

Supplies and accessories ................................................................................................. 563

Common fasteners ............................................................................................................ 566

User-replaceable parts ...................................................................................................................... 567

Assembly locations ............................................................................................................................ 570

Major components ............................................................................................................ 570

External covers and panels ............................................................................................................... 572

Internal components .......................................................................................................................... 576

Accessories ....................................................................................................................................... 610

Alphabetical parts list ......................................................................................................................... 628

Numerical parts list ............................................................................................................................ 634

Index .................................................................................................................................................................. 641

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