HP 400 7

A Cartridge is low or Cartridge is very low message displays on the product control panel .............................	66
Enable or disable the Very Low settings ..........................................................................................	66
Replace the toner cartridge .................................................................................................................................	67
7 Solve problems ...........................................................................................................................................	71
Control panel help system ..................................................................................................................................	72
Restore the factory-set defaults ........................................................................................................................	73
Solve paper feed or jam problems ......................................................................................................................	74
The product does not pick up paper .................................................................................................	74
The product picks up multiple sheets of paper ................................................................................	74
Frequent or recurring paper jams .....................................................................................................	74
Prevent paper jams ...........................................................................................................................	75
Clear jams in Tray 1 .............................................................................................................................................	76
Clear jams in Tray 2 .............................................................................................................................................	78
Clear jams in Tray 3 (accessory) ..........................................................................................................................	82
Clear jams in the toner-cartridge area ................................................................................................................	86
Clear jams in the rear door and fuser area ..........................................................................................................	88
Clear jams in the output bin ................................................................................................................................	89
Clear jams in the optional duplexer ....................................................................................................................	91
Improve print quality ...........................................................................................................................................	92
Print from a different software program .........................................................................................	92
Check the paper-type setting for the print job .................................................................................	92
Check the paper-type setting (Windows) .......................................................................	92
Check the paper-type setting (Mac OS X) .......................................................................	93
Check the toner-cartridge status ......................................................................................................	93
Print a cleaning page .........................................................................................................................	94
Inspect the toner cartridge for damage ...........................................................................................	94
Check the paper and printing environment ......................................................................................	94
Use paper that meets HP specifications ........................................................................	94
Check the product environment .....................................................................................	95
Check the EconoMode settings .........................................................................................................	95
Try a different print driver ................................................................................................................	95
Improve copy and scan quality ............................................................................................................................	97
Check the scanner glass for dirt and smudges .................................................................................	97
Check the paper settings ..................................................................................................................	97
Optimize for text or pictures .............................................................................................................	97
Edge-to-edge copying ......................................................................................................................	98
Solve wired network problems ...........................................................................................................................	99
Poor physical connection ..................................................................................................................	99
The computer is using the incorrect IP address for the product ......................................................	99
The computer is unable to communicate with the product .............................................................	99

ENWW