Check the paper-type setting for the print job ............................................................................................. 74
Check the paper type setting on the printer ............................................................................. 74
Check the paper type setting (Windows) .................................................................................. 74
Check the paper type setting (OS X) .......................................................................................... 74
Check toner-cartridge status ........................................................................................................................... 74
Cartridge cleaning .............................................................................................................................................. 75
Print a cleaning page ......................................................................................................................................... 76
Visually inspect the toner cartridge ................................................................................................................ 76
Check paper and the printing environment ................................................................................................... 76
Step one: Use paper that meets HP specications .................................................................. 76
Step two: Check the environment .............................................................................................. 77
Adjust Print Density ........................................................................................................................................... 77
Resolving print quality problems ......................................................................................................................................... 79
Introduction ........................................................................................................................................................ 79
Troubleshoot print quality problems ............................................................................................................. 79
Improve copy and scan image quality ................................................................................................................................ 87
Introduction ........................................................................................................................................................ 87
Check the scanner glass for dirt and smudges ............................................................................................. 87
Check the paper settings .................................................................................................................................. 87
Optimize for text or pictures ............................................................................................................................ 89
Edge-to-edge copying ...................................................................................................................................... 89
Solve wireless network problems ....................................................................................................................................... 90
Introduction ........................................................................................................................................................ 90
Wireless connectivity checklist ........................................................................................................................ 90
The printer does not print after the wireless conguration completes .................................................... 91
The printer does not print, and the computer has a third-party rewall installed ................................. 91
The wireless connection does not work after moving the wireless router or printer ............................ 91
Cannot connect more computers to the wireless printer ........................................................................... 91
The wireless printer loses communication when connected to a VPN ..................................................... 92
The network does not appear in the wireless networks list ....................................................................... 92
The wireless network is not functioning ........................................................................................................ 92
Perform a wireless network diagnostic test ................................................................................................. 92
Reduce interference on a wireless network .................................................................................................. 93
Index ............................................................................................................................................................................................................. 95
vi ENWW
