Paper does not feed from Tray 2 or 3 .............................................................................. 222
Transparencies or glossy paper will not feed .................................................................. 223
Envelopes jam or will not feed in the product .................................................................. 223
Output is curled or wrinkled ............................................................................................. 224
Product will not duplex or duplexes incorrectly ................................................................ 224
Understand lights on the formatter ................................................................................................... 226
Formatter connectivity LED ............................................................................................. 226
Heartbeat LED ................................................................................................................. 228
HP Jetdirect LEDs ........................................................................................................... 229
Correct print quality and copy quality problems ............................................................................... 229
Example print quality problems ........................................................................................ 229
Repetitive defects ruler .................................................................................................... 231
Overhead transparency defects ....................................................................................... 232
Print-quality problems associated with the environment .................................................. 232
Print quality problems associated with jams .................................................................... 232
Optimize and improve image quality ................................................................................ 232
Calibrate the product ....................................................................................... 232
Print-quality-troubleshooting pages ................................................................. 233
Solve performance problems ........................................................................................................... 234
Solve fax problems ........................................................................................................................... 235
Solve e-mail problems ...................................................................................................................... 235
Validate the SMTP gateway address ............................................................................... 235
Validate the LDAP gateway address ............................................................................... 235
Solve connectivity problems ............................................................................................................. 236
Solve direct-connect problems ........................................................................................ 236
Solve network problems .................................................................................................. 236
Product software problems ............................................................................................................... 238
Solve common Windows problems ................................................................................................. 239
Solve common Macintosh problems ................................................................................................ 240
Appendix A Supplies and accessories
Order parts, accessories, and supplies ............................................................................................ 244
Part numbers .................................................................................................................................... 245
Accessories ..................................................................................................................... 245
Print cartridges and toner collection unit .......................................................................... 245
Memory ............................................................................................................................ 245
Cables and interfaces ...................................................................................................... 246
Maintenance kits .............................................................................................................. 246
Appendix B Service and support
Hewlett-Packard limited warranty statement .................................................................................... 248
Print cartridge limited warranty statement ........................................................................................ 249
HP Color LaserJet Fuser Kit Limited Warranty Statement ............................................................... 250
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