HP Color LaserJet 4730mfp series Service Repair Manual
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HP Color LaserJet 4730mfp
Service Manual
HP Color LaserJet 4730mfp series
Service Manual
Copyright and License
© 2005 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 in this document
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.
Part number Q7517-90970
Edition 1, 9/2005
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Windows®, MS Windows®, and Windows
NT® are U.S. registered trademarks of
Microsoft Corporation.
Table of contents
1 Product information
HP Color LaserJet 4730mfp series configurations.................................................................................. 2
HP Color LaserJet 4730mfp (Q7517A)...................................................................................2
HP Color LaserJet 4730x mfp (Q7518A)................................................................................ 3
HP Color LaserJet 4730xs mfp (Q7519A)..............................................................................3
HP Color LaserJet 4730xm mfp (Q7520A)............................................................................. 4
Features and benefits of the MFP...........................................................................................................5
Functions.................................................................................................................................5
Speed and throughput............................................................................................................5
Resolution...............................................................................................................................5
Memory...................................................................................................................................5
User interface..........................................................................................................................5
Language and fonts ...............................................................................................................6
Copying and sending..............................................................................................................6
Print cartridges........................................................................................................................ 6
Paper handling........................................................................................................................ 6
Connectivity.............................................................................................................................7
Environmental features........................................................................................................... 7
Security features..................................................................................................................... 7
Minimum system requirements for e-mail functionality..........................................................8
MFP parts and accessories..................................................................................................................... 9
MFP parts................................................................................................................................9
Interface ports....................................................................................................................... 11
Model and serial numbers....................................................................................................11
Accessories and supplies.....................................................................................................12
Parts compatibility with other HP LaserJet products............................................................13
Moving the MFP.................................................................................................................... 14
Site requirements...................................................................................................................................15
Physical specifications.......................................................................................................... 15
Environmental specifications................................................................................................15
MFP specifications................................................................................................................................16
Electrical specifications.........................................................................................................16
Acoustic specifications..........................................................................................................17
Image area............................................................................................................................ 17
Skew specifications...............................................................................................................17
Media specifications..............................................................................................................................18
Printing and paper storage environment..............................................................................18
Envelopes.............................................................................................................................19
Envelopes that have double side seams.............................................................20
Envelopes that have adhesive strips or flaps......................................................20
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Envelope margins................................................................................................20
Envelope storage.................................................................................................20
Labels....................................................................................................................................21
Label construction................................................................................................21
Transparencies.....................................................................................................................21
Supported types and sizes of print media............................................................................22
Printing on special media......................................................................................................................27
Transparencies.....................................................................................................................27
Glossy paper......................................................................................................................... 27
Colored paper.......................................................................................................................28
Envelopes.............................................................................................................................28
Labels....................................................................................................................................28
Heavy paper..........................................................................................................................29
HP LaserJet Tough paper.....................................................................................................29
Preprinted forms and letterhead...........................................................................................29
Recycled paper..................................................................................................................... 30
Weight equivalence table......................................................................................................30
Regulatory information..........................................................................................................................32
FCC and Telecom regulations.............................................................................................. 32
FCC regulations...................................................................................................32
Telecom................................................................................................................32
Environmental Product Stewardship program......................................................................33
Protecting the environment..................................................................................33
Ozone production................................................................................................. 33
Energy consumption............................................................................................33
HP LaserJet printing supplies..............................................................................33
Disposal of waste equipment by users in private households in the
European Union...................................................................................................35
Material safety data sheet.................................................................................... 35
For more information............................................................................................ 35
Country/region-specific safety statements............................................................................36
Laser safety statement......................................................................................... 36
Canadian DOC statement.................................................................................... 36
Japanese VCCI statement...................................................................................36
Korean EMI statement.........................................................................................37
Japanese cordset statement................................................................................ 37
Taiwan safety statement......................................................................................37
Finnish laser statement........................................................................................ 38
Australia...............................................................................................................38
Declaration of conformity (HP Color LaserJet 4730mfp)......................................................................39
2 Service approach
Service approach...................................................................................................................................42
Parts and supplies................................................................................................................................. 43
Ordering parts, supplies, and accessories over the Internet................................................43
Ordering directly through the embedded Web server (for MFPs with network
connections)..........................................................................................................................43
Exchange program................................................................................................................43
Supplies................................................................................................................................43
World Wide Web................................................................................................................... 43
iv ENWW
HP Service Parts Information...............................................................................................44
HP available services............................................................................................................................45
Hewlett-Packard Limited Warranty Statement......................................................................................47
Print Cartridge Limited Warranty Statement.........................................................................................48
HP maintenance agreements................................................................................................................ 49
Priority Onsite Service..........................................................................................................49
Next business day.................................................................................................................49
Installation and maintenance kit replacement......................................................................49
3 Installation and configuration
Installation checklist...............................................................................................................................52
Unpacking the MFP............................................................................................................................... 54
Loading detectable standard-sized media into Tray 2, 3, and 4...........................................................57
Loading undetectable standard-sized media into Tray 2, 3, and 4.......................................................59
Connecting power..................................................................................................................................62
Installing print cartridges........................................................................................................................63
Installing a new control panel overlay...................................................................................................65
Testing the MFP operation....................................................................................................................66
Sleep delay............................................................................................................................................ 67
Setting Sleep delay............................................................................................................... 67
Disabling/enabling Sleep mode............................................................................................67
Connecting to a computer or network...................................................................................................68
Network connection..............................................................................................................68
Parallel connection................................................................................................................68
Fax connection......................................................................................................................69
Analog faxing........................................................................................................69
Connecting the fax accessory to a phone line....................................69
Configuring and using the fax features...............................................70
Digital faxing.........................................................................................................70
Printer software......................................................................................................................................71
Software................................................................................................................................ 71
Software features.................................................................................................71
Driver Autoconfiguration.......................................................................................71
Update Now..........................................................................................................71
HP Driver Preconfiguration..................................................................................72
Installing the printing system software..................................................................................72
Installing Windows printing system software for direct connections....................72
Installing Windows printing system software for networks..................................73
Setting up a Windows computer to use the network MFP with Windows-
sharing..................................................................................................................74
Installing the software after the parallel or USB cable has been connected.......74
Uninstalling the software.......................................................................................................74
Removing software from Windows operating systems........................................75
Software for networks...........................................................................................................75
HP Web Jetadmin................................................................................................75
UNIX..................................................................................................................... 76
Utilities...................................................................................................................................76
Embedded Web server........................................................................................76
Features..............................................................................................76
Other components and utilities............................................................................77
ENWW v
Printer drivers........................................................................................................................................78
Supported printer drivers......................................................................................................78
Additional drivers..................................................................................................................78
Selecting the correct printer driver........................................................................................ 79
Printer driver Help (Windows)............................................................................................... 79
Gaining access to Windows printer drivers..........................................................................80
Printer drivers for Macintosh computers................................................................................................81
Supported Macintosh printer drivers.....................................................................................81
Gaining access to Macintosh printer drivers.........................................................................81
Software for Macintosh computers........................................................................................................ 83
Installing Macintosh printing system software for networks.................................................83
Installing Macintosh printing system software for direct connections (USB)........................ 84
To remove software from Macintosh operating systems...................................................... 85
Network configuration............................................................................................................................ 86
Configuring TCP/IP parameters............................................................................................86
To manually configure TCP/IP parameters from the MFP control panel.............86
Setting an IP address........................................................................................... 86
Setting the subnet mask.......................................................................................87
Setting the default gateway.................................................................................. 87
Disabling network protocols (optional).................................................................88
Disabling IPX/SPX...............................................................................................88
Disabling DLC/LLC...............................................................................................88
Disabling AppleTalk.............................................................................................89
Security features....................................................................................................................................90
Securing the embedded Web server....................................................................................90
To secure the embedded Web server..................................................................90
Foreign Interface Harness (FIH)........................................................................................... 90
Requirements....................................................................................................... 90
Using the FIH.......................................................................................................90
To enable the FIH portal......................................................................90
To disable the FIH portal.....................................................................91
Secure Disk Erase................................................................................................................91
Data affected........................................................................................................ 91
Gaining access to Secure Disk Erase..................................................................92
Additional Information..........................................................................................92
Job storage features.............................................................................................................92
DSS authentication...............................................................................................................92
Locking the control panel menus.......................................................................................... 92
Locking the formatter cage...................................................................................................93
Optional output and input devices......................................................................................................... 94
4 Maintenance
Using the cleaning page........................................................................................................................ 96
Cleaning the MFP.................................................................................................................................. 97
Cleaning the outside of the MFP..........................................................................................97
Cleaning the touchscreen.....................................................................................................97
Cleaning the scanner glass..................................................................................................97
Cleaning the ADF delivery system........................................................................................97
To clean the ADF delivery system.......................................................................98
To clean the ADF rollers......................................................................................99
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Cleaning the mylar strip......................................................................................................102
To clean the mylar strip...................................................................................... 102
Calibrating the scanner........................................................................................................................104
To print the calibration target.............................................................................................. 104
Performing preventive maintenance....................................................................................................105
MFP preventive maintenance............................................................................................. 105
To reset the maintenance kit counter.................................................................105
ADF maintenance kit...........................................................................................................106
Managing print cartridges.................................................................................................................... 107
HP print cartridges..............................................................................................................107
Changing print cartridges....................................................................................................107
Replacing a print cartridge.................................................................................107
Non-HP print cartridges......................................................................................................110
Print cartridge authentication.............................................................................................. 110
Print cartridge storage........................................................................................................111
Print cartridge life expectancy.............................................................................................111
Checking the supply level...................................................................................................111
Using the product control panel.........................................................................111
Using the embedded Web server......................................................................111
Using HP Web Jetadmin.................................................................................... 111
Printing a supplies status page..........................................................................111
Approximate replacement intervals for supplies.................................................................................113
ETB life under different circumstances................................................................................................114
Changing print cartridges....................................................................................................................115
Replacing print cartridges...................................................................................................115
Replacing supplies..............................................................................................................................116
Locating supplies................................................................................................................116
Supply replacement guidelines........................................................................................... 116
Making room around the MFP for replacing supplies......................................................... 117
Replacing the stapler cartridge........................................................................................... 117
Replacing the ETB.............................................................................................................. 119
Replacing the fuser............................................................................................................. 119
MFP memory and fonts.......................................................................................................................120
Installing memory and fonts.................................................................................................................121
Installing DDR memory DIMMs..........................................................................................121
Installing a flash memory card............................................................................................ 126
Enabling memory................................................................................................................ 129
To enable memory for Windows 98 and Windows Me......................................129
To enable memory for Windows 2000 and Windows XP..................................129
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........................................................................................130
To set the time...................................................................................................131
Setting the wake time.........................................................................................................131
To set the wake time.......................................................................................... 131
Setting the Sleep delay....................................................................................................... 132
To set the Sleep delay.......................................................................................132
Configuring and verifying an IP address.............................................................................................133
ENWW vii
TCP/IP assignment............................................................................................................. 133
Automatic discovery...........................................................................................133
Dynamic host configuration protocol (DHCP)....................................................133
Verifying the TCP/IP configuration.....................................................................................133
Changing an IP address.....................................................................................................133
To change an IP address by using HP Web Jetadmin......................................133
To change an IP address by using the embedded Web server........................134
To change an IP address by using the control panel........................................134
Upgrading the firmware.......................................................................................................................136
Determining the current level of firmware........................................................................... 136
Downloading the new firmware from the HP Web site.......................................................136
Transferring the new firmware to the MFP.........................................................................136
Using FTP to upload the firmware through a browser.......................................136
To use a browser for firmware update..............................................136
Using FTP to upgrade the firmware on a network connection........................... 137
To upgrade the firmware on a network connection by using FTP....137
Using HP Web Jetadmin to upgrade the firmware............................................138
Using MS-DOS commands to upgrade the firmware........................................139
Upgrading the HP Jetdirect firmware..................................................................................140
5 Theory of operation
Basic operation.................................................................................................................................... 142
Operation sequence............................................................................................................143
Operation sequence (scanner)...........................................................................................143
Power on sequence............................................................................................................144
Formatter system.................................................................................................................................146
Sleep mode......................................................................................................................... 146
Image Resolution Enhancement technology (REt)............................................................147
Input/Output........................................................................................................................147
Parallel interface................................................................................................147
USB 2.0 connector.............................................................................................147
ACC accessory port...........................................................................................147
Flash...................................................................................................................148
Hard disk............................................................................................................148
CPU.................................................................................................................... 148
FIH (foreign interface harness)..........................................................................148
MFP memory......................................................................................................................148
Read-only memory............................................................................................. 148
Random-access memory...................................................................................148
DIMM slots.......................................................................................................................... 148
Flash memory....................................................................................................148
Nonvolatile memory...........................................................................................149
PJL overview.......................................................................................................................149
PML.....................................................................................................................................149
Control panel.......................................................................................................................149
Scanner interface................................................................................................................149
Engine control system.........................................................................................................................150
DC controller PCB...............................................................................................................150
Block operation..................................................................................................152
Motors, fans, and environment sensor...............................................................................152
viii ENWW
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This is the complete factory Service Repair Manual for the HP Color LaserJet 4730mfp series. This manual provides easy-to-read text sections with high-quality diagrams and step-by-step instructions for repairing your HP machine. It is designed to facilitate learning of technical theory, installation, maintenance, troubleshooting, disassembly, assembly, and repair of HP products.
This manual covers the following:
- Product information
- Service approach
- Installation and configuration
- Maintenance
- Theory of operation
- Removal and replacement
- Troubleshooting
- Parts and diagrams
- Index
Model Specification: HP Color LaserJet 4730mfp series
Total Pages: 908
File Format: PDF
Requirements: Adobe Reader
Language: English
Compatible: All Versions of Windows & Mac, APP ISO, iPhone, iPad, Android, etc...
This manual is in PDF format. It is fully indexed and bookmarked by topic, ensuring easy and quick navigation. The document is of original Adobe quality, allowing for perfect printing. The PDF can be searched quickly to find information in every chapter. It also allows for selective printing of specific pages and zooming in on diagrams or pictures for detailed viewing of every part.
By using this manual, you can save time and money by performing your own repairs. The step-by-step instructions and pictures provided make any repair job easy to do.
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