HP DesignJet T790 and T1300 Printer Series - Using your printer

Edges of objects are darker than expected ..................................................................................................................... 148
Horizontal lines at the end of a cut sheet print .............................................................................................................. 149
Vertical lines of dierent colors ......................................................................................................................................... 149
White spots on the print ..................................................................................................................................................... 149
Colors are inaccurate ........................................................................................................................................................... 149
Colors are fading .................................................................................................................................................................. 150
The image is incomplete (clipped at the bottom) ........................................................................................................... 150
The image is clipped ............................................................................................................................................................ 151
Some objects are missing from the printed image ........................................................................................................ 151
A PDF le is clipped or objects are missing ...................................................................................................................... 152
The Image Diagnostics Print .............................................................................................................................................. 152
If you still have a problem .................................................................................................................................................. 154
18 Troubleshooting ink cartridge and printhead issues ................................................................................................................... 155
Cannot insert an ink cartridge ........................................................................................................................................... 156
Ink cartridge status messages .......................................................................................................................................... 156
Cannot insert a printhead ................................................................................................................................................... 156
The front-panel display recommends reseating or replacing a printhead ................................................................. 156
Clean the printheads ........................................................................................................................................................... 157
Clean the printhead drop detector .................................................................................................................................... 157
Align the printheads ............................................................................................................................................................ 159
Printhead status messages ............................................................................................................................................... 161
19 Troubleshooting general printer issues ......................................................................................................................................... 162
The printer will not start ..................................................................................................................................................... 163
The printer does not print .................................................................................................................................................. 163
The printer seems slow ...................................................................................................................................................... 163
Communication failures between computer and printer .............................................................................................. 164
Cannot access the HP Utility .............................................................................................................................................. 164
Cannot access the Embedded Web Server ...................................................................................................................... 164
Cannot connect to the Internet ......................................................................................................................................... 165
Web Services issues ............................................................................................................................................................ 165
Automatic le system check .............................................................................................................................................. 165
Alerts ...................................................................................................................................................................................... 166
20 Front-panel error messages ............................................................................................................................................................ 167
The system error log ........................................................................................................................................................... 169
21 HP Customer Care .............................................................................................................................................................................. 170
Introduction .......................................................................................................................................................................... 171
HP Professional Services .................................................................................................................................................... 171
HP Instant Support .............................................................................................................................................................. 172
HP Proactive Support .......................................................................................................................................................... 172
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