Table 2-20 Image defects table (continued)
Problem Sample Cause Solution
The front of the page is dirty. The photosensitive drum is
dirty.
Replace the toner cartridge.
The fuser roller or pressure
roller is dirty.
Execute a Pressure roller clean mode
procedure. If the dirt does not come
off, replace the fuser.
NOTE: Cleaning the fuser with HP
tough paper provides better results
than with plain paper. You might need
to execute the cleaning process
several times to remove all
contaminants on the fuser.
Repetitive horizontal lines See repetitive image defect ruler.
Clean the indicated roller. If the
contaminant does not come off,
replace appropriate roller or
assembly.
Pages have flecks of toner Execute a cleaning page to clean the
contaminant off the fuser. The
cleaning page might need to be run
several time to clean the fuser. Do not
replace the fuser.
NOTE: Cleaning the fuser with HP
tough paper provides better results
than with plain paper. You might need
to execute the cleaning process
several times to remove all
contaminants on the fuser.
Pages have one or more skewed
color planes (can appear on the
right or left side of the page)
Remove, and then reinstall the toner
cartridge associated with the defect.
Improve print quality
If the product is having print-quality problems, try the following solutions in the order presented to resolve
the issue.
If the product is having scan, fax, or copy quality problems, try the following solutions and also see “Improve
scan quality,” “Improve fax quality,” or “Improve copy quality” for further solutions.
●
Print from a different software program
●
Check the paper-type setting for the print job
●
Check toner-cartridge status
112 Chapter 2 Solve problems ENWW
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