HP (Hewlett-Packard) CQ891AB1K All in One Printer User Manual


 
Table of contents
1 Printer fundamentals ........................................................................................................ 1
Overview ................................................................................................................................ 1
Using the front panel ................................................................................................................ 2
Start-up sequence ..................................................................................................................... 3
Subsystems .............................................................................................................................. 5
2 Troubleshooting .............................................................................................................. 34
Printer troubleshooting flowchart .............................................................................................. 35
Basic printer troubleshooting ................................................................................................... 36
System error codes ................................................................................................................. 39
Paper troubleshooting ............................................................................................................. 61
Communication troubleshooting ............................................................................................... 66
Ink-supplies troubleshooting ..................................................................................................... 70
Print-quality troubleshooting ..................................................................................................... 83
Update the firmware ............................................................................................................... 97
3 Support menus ............................................................................................................. 101
Entering the support menus .................................................................................................... 102
Support menu ...................................................................................................................... 104
Extended Support menu ........................................................................................................ 124
4 Parts and diagrams ...................................................................................................... 126
Introduction ......................................................................................................................... 126
Printer support ..................................................................................................................... 127
Covers ................................................................................................................................ 128
Roll covers .......................................................................................................................... 129
Right-hand assemblies ........................................................................................................... 130
Left-hand assemblies ............................................................................................................. 132
Carriage assembly ............................................................................................................... 134
Paper path (front) ................................................................................................................. 136
Paper path (rear) ................................................................................................................. 137
Roll supports ........................................................................................................................ 138
Sensor Kit ........................................................................................................................... 139
Miscellaneous parts .............................................................................................................. 140
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