HP F4235, F4240, F4280 manual 6

Contents
Work with print cartridges.........................................................................................................	69
Handle the print cartridges.................................................................................................	70
Check the estimated ink levels...........................................................................................	71
Choose the right print cartridges........................................................................................	71
Replace the print cartridges................................................................................................	72
Use ink-backup mode.........................................................................................................	75
Ink-backup mode output...............................................................................................	76
Exit ink-backup mode...................................................................................................	76
Store the print cartridges....................................................................................................	76
Align the print cartridges.....................................................................................................	76
Clean the print cartridges...................................................................................................	77
Clean the print cartridge contacts.......................................................................................	78
Clean the area around the ink nozzles...............................................................................	80
Remove ink from your skin and clothing.............................................................................	82
11 Shop for ink supplies.............................................................................................................	83
12 Troubleshooting
View the Readme file................................................................................................................	85
Hardware setup troubleshooting...............................................................................................	85
The product will not turn on................................................................................................	86
Software installation troubleshooting........................................................................................	90
Uninstall and reinstall the software.....................................................................................	93
Paper jams................................................................................................................................	94
Information on paper..........................................................................................................	96
Print cartridge troubleshooting..................................................................................................	96
Information on print cartridges............................................................................................	97
Resolving print cartridge problems.....................................................................................	98
Resolving print cartridge error messages...........................................................................	98
Print quality troubleshooting...................................................................................................	100
Wrong, inaccurate, or bleeding colors..............................................................................	102
Ink is not filling the text or graphics completely................................................................	104
The printout has a horizontal band of distortion near the bottom of a borderless
print...................................................................................................................................	106
Printouts have horizontal streaks or lines.........................................................................	107
Printouts are faded or have dull colors.............................................................................	109
Printouts seem blurry or fuzzy..........................................................................................	111
Printouts are slanted or skewed.......................................................................................	112
Ink streaks on the back of the paper................................................................................	113
Print troubleshooting...............................................................................................................	114
Envelopes print incorrectly...............................................................................................	114
Borderless printing produces unexpected results.............................................................	115
The product is not responding..........................................................................................	116
The product prints meaningless characters......................................................................	119
Nothing happens when I try to print..................................................................................	119
The margins are not printing as expected........................................................................	122
Text or graphics are cut off at the edge of the page.........................................................	123
A blank page came out while printing...............................................................................	125

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