Product resets ....................................................................................................... 309
Restore factory-set defaults ....................................................................... 309
Restore the service ID .............................................................................. 309
Product cold reset ................................................................................... 310
Format Disk and Partial Clean functions ................................................................... 310
Active and repository firmware locations ................................................... 310
Partial Clean ......................................................................................... 311
Execute a 3 Partial Clean ......................................................... 311
Format Disk ........................................................................................... 312
Execute a 2 Format Disk ........................................................... 312
Solve fax problems ............................................................................................................... 313
Checklist for solving fax problems ........................................................................... 313
What type of phone line are you using? .................................................... 313
Are you using a surge-protection device? .................................................. 313
Are you using a phone company voice-messaging service or an answering
machine? .............................................................................................. 314
Does your phone line have a call-waiting feature? ...................................... 314
Check fax accessory status ..................................................................................... 315
General fax problems ............................................................................................ 316
Use Fax over VoIP networks .................................................................................... 317
Problems with receiving faxes ................................................................................. 318
Problems with sending faxes ................................................................................... 320
Fax error codes .................................................................................................... 322
Fax error messages on the product control panel ...................................................... 322
Send-fax messages ................................................................................. 323
Receive-fax messages ............................................................................. 324
Service settings ..................................................................................................... 325
Settings in the Troubleshooting menu ........................................................ 325
Product upgrades ................................................................................................................. 326
Determine the installed revision of firmware .............................................................. 326
Perform a firmware upgrade ................................................................................... 326
Embedded Web Server ........................................................................... 326
USB storage device (Preboot menu) .......................................................... 327
USB storage device (control-panel menu) ................................................... 328
Appendix A Service and support ..................................................................................... 329
Hewlett-Packard limited warranty statement ............................................................................. 330
HP's Premium Protection Warranty: LaserJet toner cartridge limited warranty statement ................. 332
HP policy on non-HP supplies ................................................................................................ 333
HP anticounterfeit Web site ................................................................................................... 334
Data stored on the toner cartridge .......................................................................................... 335
ENWW xv