Designjet Z Series — Service Manual 1-39
Troubleshooting Print Quality Problems
2 Check that the appropriate print quality settings are being used (refer to the
User’s Guide for more information) and reprint the image. In some cases
print quality problems can be resolved by selecting a higher print quality
level.
3 In case of banding at Best print quality, try the More Passes option in the
driver.
4 Print the Service Image Diagnostics Print, and clean any printheads that
need cleaning. Reprint the job in case the problem has been solved
.
5 Check the paper advance calibration status. If the status is PENDING,
perform the Paper Advance Calibration (Main Menu/Image Quality
Maintenance/Paper Advance Calibration/Calibrate Paper Advance).
6 After calibration reprint the job.
Lines are Missing, Too Thin, or Too Thick
Description of problem
Shown below is an example of what you might see if you have this problem:
Corrective Action
1 Check that the paper type loaded corresponds to the paper type selected in
the front panel and in the software. You can verify the paper type selected
through the Front Panel (Main Menu/Paper menu/View loaded paper).
2 Check that the appropriate print quality settings are being used (refer to the
User’s Guide for more information). Select the custom print quality options in
the Print dialog, try turning on the Maximum detail option. Reprint the job in
case the problem has been solved.
3 If the resolution of the image is greater than the printing resolution, a loss of
line quality may be seen. You can find the Max. Application Resolution
option in the Windows driver dialog's Advanced tab, under Document
Options > Printer Features. Set the Max Application Resolution to 600.
Reprint the job in case the problem has been solved.
4 Check the Printhead alignment status. If the status is PENDING, perform the
Printhead Alignment (Main Menu/Image Quality Maintenance/Align
Printheads). After alignment reprint the job.
5 Check the paper advance calibration status. If the status is PENDING,
perform the paper advance calibration (Main Menu/Image Quality
Maintenance/Paper Advance Calibration/Calibrate Paper Advance). After
calibration reprint the job.
6 Use Part 3 of the Image Quality Diagnostic Print, check if there are a
significant amount of nozzles out in the color that is actually causing the
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