Clear paper jams in the document feeder ...................................................................................... 128
Clear paper jams in Tray 1 .............................................................................................................. 131
Clear paper jams in Tray 2 .............................................................................................................. 132
Clear paper jams in Tray 3 .............................................................................................................. 136
Clear paper jams in the fuser .......................................................................................................... 140
Clear paper jams in the output bin ................................................................................................. 143
Clear paper jams in the duplexer .................................................................................................... 146
Improve print quality ......................................................................................................................................... 148
Introduction ..................................................................................................................................... 148
Print from a different software program ....................................................................................... 148
Check the paper-type setting for the print job ............................................................................... 148
Check the paper type setting (Windows) ..................................................................... 148
Check the paper type setting (OS X) ............................................................................. 148
Check toner-cartridge status .......................................................................................................... 149
Clean the printer ............................................................................................................................. 150
Print a cleaning page .................................................................................................... 150
Check the scanner glass for dirt and smudges ............................................................ 150
Visually inspect the toner cartridge ............................................................................................... 150
Check paper and the printing environment .................................................................................... 151
Step one: Use paper that meets HP specifications ...................................................... 151
Step two: Check the environment ................................................................................ 151
Step three: Set the individual tray alignment .............................................................. 151
Check the EconoMode settings ....................................................................................................... 152
Try a different print driver .............................................................................................................. 152
Improve copy and scan image quality .............................................................................................................. 154
Introduction ..................................................................................................................................... 154
Check the scanner glass for dirt and smudges ............................................................................... 154
Check the paper settings ................................................................................................................ 154
Check the image adjustment settings ............................................................................................ 155
Optimize for text or pictures .......................................................................................................... 155
Edge-to-edge copying .................................................................................................................... 155
Clean the pickup rollers and separation pad in the document feeder ........................................... 156
Improve fax image quality ................................................................................................................................ 157
Introduction ..................................................................................................................................... 157
Check the scanner glass for dirt and smudges ............................................................................... 157
Check the send-fax resolution settings ......................................................................................... 158
Check the error-correction settings ............................................................................................... 158
Check the fit-to-page setting ......................................................................................................... 158
Clean the pickup rollers and separation pad in the document feeder ........................................... 158
Send to a different fax machine ..................................................................................................... 160
Check the sender's fax machine ..................................................................................................... 160
viii ENWW
