HP print cartridges.............................................................................................................110
Non-HP print cartridges.....................................................................................................110
Print-cartridge authentication.............................................................................................110
HP fraud hotline and Web site...........................................................................................110
Replacing supplies and parts.............................................................................................................111
Supply replacement guidelines..........................................................................................111
Changing print cartridges...................................................................................................111
To change the print cartridge............................................................................112
Cleaning the printer............................................................................................................................115
To clean the printer using the printer control panel...........................................................115
8 Problem solving
Basic troubleshooting checklist..........................................................................................................118
Factors that affect printer performance..............................................................................118
Control-panel message types.............................................................................................................119
Control-panel messages....................................................................................................................120
Jams...................................................................................................................................................136
Jam recovery.....................................................................................................................136
Common causes of jams....................................................................................................................138
Clearing jams.....................................................................................................................................139
Paper-handling problems...................................................................................................................149
Troubleshooting-information pages....................................................................................................154
Printer response problems.................................................................................................................156
Printer control-panel problems...........................................................................................................159
Color-printing problems......................................................................................................................160
Incorrect printer output.......................................................................................................................162
Printer output problems.....................................................................................................162
Guidelines for printing with different fonts..........................................................................163
Macintosh problems...........................................................................................................................164
Solving problems with Mac OS V9.x..................................................................................164
Solving problems with Mac OS X......................................................................................166
Software program problems...............................................................................................................169
Print-quality troubleshooting...............................................................................................................170
Print-quality problems associated with media....................................................................170
Overhead transparency defects.........................................................................................170
Print-quality problems associated with the environment....................................................171
Print quality problems associated with jams......................................................................171
Print-quality problems associated with toner buildup inside the printer.............................171
Print-quality-troubleshooting pages...................................................................................171
Calibrating the printer........................................................................................................172
Appendix A Supplies and accessories
Parts and supplies..............................................................................................................................174
Ordering by using the embedded Web server....................................................................................176
Appendix B Service and support
Hewlett-Packard limited warranty statement......................................................................................178
Print cartridge, transfer unit, and fuser limited warranty statement....................................................179
HP maintenance agreements.............................................................................................................180
ENWW ix
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