HP Color LaserJet Pro M255-M256 User Guide - Page 119

Table 6-21, Streak defects

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Table 6-21 Streak defects Description Sample Light vertical streaks: Light streaks that usually span the length of the page. The defect displays only in areas of fill, not in text or sections with no printed content. Dark vertical streaks and ITB cleaning streaks (color models only): Dark lines which occur down the length of the page. The defect might occur anywhere on the page, in areas of fill or in sections with no printed content. Possible solutions 1. Reprint the document. 2. Remove the cartridge, and then shake it to redistribute the toner. 3. If the problem persists, go to support.hp.com. NOTE: Both light and dark vertical streaks can occur when the printing environment is outside the specified range for temperature or humidity. Refer to your printer's environmental specifications for allowable temperature and humidity levels. 1. Reprint the document. 2. Remove the cartridge, and then shake it to redistribute the toner. 3. Print a cleaning page. 4. Check the toner level in the cartridge. 5. If the problem persists, go to support.hp.com. ENWW Resolving print quality problems 109

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Table 6-21
Streak defects
Description
Sample
Possible solutions
Light vertical streaks:
Light streaks that usually span the length of
the page. The defect displays only in areas
of fill, not in text or sections with no printed
content.
1.
Reprint the document.
2.
Remove the cartridge, and then shake
it to redistribute the toner.
3.
If the problem persists, go to
support.hp.com
.
NOTE:
Both light and dark vertical streaks
can occur when the printing environment is
outside the specified range for temperature
or humidity. Refer to your printer's
environmental specifications for allowable
temperature and humidity levels.
Dark vertical streaks and ITB cleaning
streaks (color models only):
Dark lines which occur down the length of
the page. The defect might occur anywhere
on the page, in areas of fill or in sections
with no printed content.
1.
Reprint the document.
2.
Remove the cartridge, and then shake
it to redistribute the toner.
3.
Print a cleaning page.
4.
Check the toner level in the cartridge.
5.
If the problem persists, go to
support.hp.com
.
ENWW
Resolving print quality problems
109