Enable or disable the Cartridge Policy feature .................................................................................................... 35
Replace the toner cartridge ................................................................................................................................. 36
7 Solve problems ............................................................................................................................................ 38
HP support ........................................................................................................................................................... 39
Interpret control-panel light patterns ................................................................................................................. 40
Print printer reports ............................................................................................................................................. 45
Restore original factory defaults and settings ................................................................................................... 46
Cartridge low ........................................................................................................................................................ 47
Printer does not pick up paper or misfeeds ........................................................................................................ 48
Clear paper jams .................................................................................................................................................. 51
Improve print quality ........................................................................................................................................... 60
Resolving print quality problems ........................................................................................................................ 64
Solve wireless network problems ....................................................................................................................... 71
Solve Ethernet connection problems .................................................................................................................. 75
Appendix A Printer specications .................................................................................................................... 76
Technical specications ....................................................................................................................................... 76
System requirements .......................................................................................................................................... 76
Printer dimensions .............................................................................................................................................. 77
Power consumption, electrical specications, and acoustic emissions ............................................................. 77
Operating-environment range ............................................................................................................................ 77
Warning icons ....................................................................................................................................................... 78
Laser Warning ...................................................................................................................................................... 79
Appendix B Service and support ...................................................................................................................... 80
HP limited warranty statement ........................................................................................................................... 81
HP's Premium Protection Warranty: LaserJet toner cartridge limited warranty statement .............................. 94
HP policy on non-Original HP supplies ................................................................................................................ 95
HP anticounterfeit Web site ................................................................................................................................. 96
Data stored on the toner cartridge ...................................................................................................................... 97
End User License Agreement ............................................................................................................................... 98
Customer self-repair warranty service ............................................................................................................. 103
Customer support .............................................................................................................................................. 104
Appendix C Environmental product stewardship program ................................................................................ 105
Protecting the environment .............................................................................................................................. 106
Ozone production .............................................................................................................................................. 106
Power consumption ........................................................................................................................................... 106
Toner consumption ............................................................................................................................................ 106
iv ENWW