Cleaning the printer .............................................................................................................................71
To clean the fuser using HP Toolbox ..................................................................................71
Calibrating the printer ..........................................................................................................................72
To calibrate the printer at the printer ...................................................................................72
To calibrate the printer from the HP Toolbox ......................................................................72
8 Problem solving
Support strategy ..................................................................................................................................74
Troubleshooting process .....................................................................................................................75
Troubleshooting checklist ...................................................................................................75
Control panel messages ......................................................................................................................77
Alert and warning messages ..............................................................................................77
Alert and warning messages ..............................................................................77
Critical error messages .......................................................................................................78
Critical error messages ......................................................................................78
Clearing jams ......................................................................................................................................80
Where to look for jams ........................................................................................................80
To clear jams from inside the printer ..................................................................................81
To clear jams from Tray 2 or optional Tray 3 ......................................................................82
To clear jams from the top bin ............................................................................................83
Print problems .....................................................................................................................................84
Print quality problems .........................................................................................................84
Improving print quality ........................................................................................84
Understanding print-quality settings ..................................................84
To temporarily change print-quality settings .....................84
To change print-quality settings for all future jobs .............84
Identifying and correcting print defects ..............................................................84
Print-quality checklist .........................................................................85
General print quality issues ...............................................................85
Solving issues with color documents .................................................89
Media-handling problems ...................................................................................................91
Print-media guidelines ........................................................................................91
Solving print-media problems .............................................................................91
Performance problems .......................................................................................................92
Troubleshooting tools ..........................................................................................................................94
Device pages and reports ...................................................................................................94
Demo page .........................................................................................................94
Configuration page .............................................................................................94
Supplies Status page .........................................................................................94
HP Toolbox .........................................................................................................................94
To view HP Toolbox ...........................................................................................95
Troubleshooting tab ...........................................................................................95
Service menu ......................................................................................................................95
Restoring the factory-set defaults ......................................................................95
To reset the factory pre-set defaults ..................................................95
Cleaning the paper path .....................................................................................95
To clean the paper path .....................................................................95
Calibrating the printer .........................................................................................96
Appendix A Accessories and ordering information
viii ENWW
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