HP 2000CP 2500CP - Manual (Page 153)

Print Quality 6-11 HP DesignJet CP Series Printers
Example B
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:
D 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
overlaps between colors (see Example C).
Banding Problem 5: Black, cyan, magenta and yellow columns are
correct but banding in one, or all of the secondary
color columns.
Problem Description: This is an indication that there is a horizontal
misalignment.
Corrective Action: Refer to Test Pattern 4
' page 6-14 to troubleshoot
the problem.