HP Designjet T Series — Service Manual 1-27
Print quality troubleshooting
4 Change the image rendering resolution to 300 dpi (only in EconoMode
Printmode) or 600 dpi depending on the printing needs. You can find the
Max. Application Resolution option in the Windows driver dialog's
Advanced tab, under Document Options > Printer Features.
Lines are Printed Double or in Wrong Colors
Description of problem
This problem can have various visible symptoms, as shown below:
Corrective Action
1 Reseat the Printheads by removing them and then reinserting them.
As you reseat the printheads, the printer will automatically align the
printheads. It is important that the alignment is completed properly. See
Aligning Printheads on page 1-48.
Lines are discontinuous
If the lines are broken in the following way:
1 Check that the appropriate print quality settings are being used (refer to the
User’s Guide for more information).
2 Reseat the Printheads by removing them and then reinserting them.
As you reseat the printheads, the printer will automatically align the
printheads. It is important that the alignment is completed properly. See
Aligning Printheads on page 1-48.
Colored lines are
printed double, in
different colors
Borders of colored
blocks are wrongly
colored
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