Oce ColorWave 900, User Manual

Page: 261 / 320

Solve print quality issues
Multiple thin lines with missing colors
Introduction
The cause of the problem is the failure of one or more printhead nozzles.
When the problem mainly occurs at the side edges of the paper
Step Action : decrease the number of pages between maintenance
1 Open Océ Express WebTools.
2 Set the value for [Preferences] - [System defaults] - [Printhead maintenance] - [Printed
pages before automatic printhead maintenance (actual)] to the recommended value of
20 pages.
When the problem occurs at any other spot on the paper
Step Action
1 Stop printing for 30 seconds. Before the next print job starts, the system automatically
cleans the printheads.
2 Check whether the problem is resolved by printing a suitable test print. If the problem
persists, perform the 'Maintain printheads' procedure on the printhead that shows the
problem (see
Maintain printheads on page 191
and select [Level 2]).
4
Solve print quality issues
Chapter 10 - Troubleshooting 261