HP DesignJet 2500CP Service Manual page 147

Banding Caused by Misalignment
There are two types of misalignment; vertical and horizontal. Refer to Test
Pattern 4 ' page 6 14 for further information.
Misalignment between two primary colors when creating a secondary color
can cause two different effects:
If there is horizontal misalignment of the colors, it will create banding.
D
If there is vertical misalignment of the colors, it will create gaps or
D
overlaps between colors (see Example C).
Banding Problem 5:
Problem Description: This is an indication that there is a horizontal
Corrective Action:
Print Quality
Example B
Black, cyan, magenta and yellow columns are
correct but banding in one, or all of the secondary
color columns.
misalignment.
Refer to Test Pattern 4 ' page 6 14 to troubleshoot
the problem.
HP DesignJet CP Series Printers 6-11