Jams in the print-cartridge area ....................................................................................... 183 Jams in the trays .............................................................................................................. 186 Jams in the output bin ...................................................................................................... 191 Jams in the straight-through output path ......................................................................... 192 Jams in the duplex path ...................................................................................................
194 Jams in the ADF .............................................................................................................. 199 Jams in the convenience stapler (HP LaserJet 3392 only) .............................................. 204 Control-panel messages .................................................................................................................. 207 Alerts and warning messages .......................................................................................... 207 Critical-error message-tables ...........................................................................................
212 Print problems .................................................................................................................................. 215 Print-quality problems ...................................................................................................... 215 Improving print quality ..................................................................................... 215 Understanding print-quality settings ............................................... 215 To temporarily change print-quality settings .................. 215 To change print-quality settings for all future jobs ..........
216 Identifying and correcting print defects ........................................................... 217 Print-quality checklist ...................................................................... 217 General print-quality issues ............................................................ 217 Media-handling problems ................................................................................................ 222 Print-media guidelines ..................................................................................... 222 Solving print-media problems ..........................................................................
222 Performance problems .................................................................................................... 224 Scan problems ................................................................................................................................. 225 Solving scanned-image problems .................................................................................... 225 Scan-quality problems ..................................................................................................... 227 Preventing problems .......................................................................................
227 Solving scan-quality problems ........................................................................ 227 Copy problems ................................................................................................................................. 228 Preventing problems ........................................................................................................ 228 Image problems ............................................................................................................... 228 Media-handling problems ................................................................................................
229 Performance problems .................................................................................................... 231 Fax troubleshooting .......................................................................................................................... 232 General fax troubleshooting ............................................................................................. 232 Problems receiving faxes ................................................................................................. 234 Problems sending faxes ..................................................................................................
236 Voice-call problems ......................................................................................................... 238 Media-handling problems ................................................................................................ 238 Performance problems .................................................................................................... 239 Control-panel display problems ........................................................................................................ 240 Convenience-stapler problems (HP LaserJet 3392 only) .................................................................
240 DSL problems ................................................................................................................................... 241 PABX line problems ......................................................................................................... 241 ADF problems .................................................................................................................................. 242 Functional checks .............................................................................................................................
244 Drum rotation test ............................................................................................................ 244 Engine test ....................................................................................................................... 245 Half self-test functional check .......................................................................................... 246 To perform a half self-test check ..................................................................................... 246 ENWW ix