HP Color LaserJet 4700 Printer OEM Service & Repair Manual

HP Color LaserJet 4700/CP4005 Series Service Manual

HP Color LaserJet 4700/CP4005 Series printers Service Manual

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 check- standard 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.

Table of contents 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 Envelope margins .............................................................................................. 23 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 ENWW iii

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 Ozone production ................................................................................................................ 36 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 iv ENWW

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- sharing ................................................................................................................ 77 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 ENWW v

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 4 Maintenance 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 vi ENWW

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 Setting the sleep delay ..................................................................................................... 133 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 ENWW vii

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 Image formation system .................................................................................................................... 167 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 viii ENWW

HP Color LaserJet 4700 Printer OEM Service & Repair Manual

You're Reading a Preview

Recently Viewed