Troubleshooting
1-52 Designjet Z Series — Service Manual
If using standard print quality options, ensure that the slider is set to
Quality.
If using custom print quality options, ensure that the Gloss enhancer
option is set to Whole page. You can also try Economode.
Make sure that the correct paper type is selected in the front panel and
the driver or software of the customer.
If the printer is a Z3200 only:
-Increase the amount of gloss enhancer used.
As general advice for all models, and as last resource, display the print
vertically or behind a glass.
Black and white prints do not look neutral
Consider printing in grayscale (color options submenu inside the printing
preference menu). See the User´s Guide for more information.
For all printers, check that the Advanced color options for grayscale
printing in the driver are not being used to modify the neutrality of the
grayscale prints.
If the customer is already printing in greyscale, and the printer is a
Z2100, select “Print with Black and Grey Inks Only.”
Horizontal lines at the end of a cut sheet print
There is a type of defect that only affects the end of a print, within
approximately 30 mm of the trailing edge of the paper. Some very thin
horizontal lines may be seen across the print.
Corrective Action
1 Print the Service Image Diagnostics Print, and clean any printheads that
need cleaning. Reprint the job in case the problem has been solved
.
2 Try printing with roll paper.
3 Try using larger margins around the image.
Vertical lines of different colors
The print has vertical bands of different colors along it.
Corrective Action
1 Try using a heavier paper type. When printing dense colors, it is
recommended to use HP Heavyweight Coated Paper HP Super,
Heavyweight Coated Paper or thicker Digital Fine Art papers.
2 Use higher print quality settings (refer to the User’s Guide for more
information).
3 If you have already set it to Quality, try selecting Custom Options and
then More Passes.
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