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Problem Sample Cause Solution
Toner smears appear on the
media.
The product has residual
media.
Remove the residual media.
Poor contact exists in the
primary charging bias or
developing bias contacts
between the print cartridge
and the product.
Clean each contact of the color that
produces the missing color. If the
problem remains after cleaning,
check the contacts for damage.
Replace any deformed or damaged
parts.
The fuser inlet guide is dirty. Clean the fuser inlet guide.
The printed page contains
misformed characters.
The product is experiencing
page skew.
See the “Text or graphics are
skewed on the printed page” row in
this table.
The laser/scanner unit is
defective.
Replace the laser/scanner assembly.
Text or graphics are skewed on
the printed page.
The registration shutter spring
is unhooked.
Check the spring and place it in the
correct position.
The registration shutter spring
is deformed.
Replace the cassette pickup
assembly.
The printed page contains
wrinkles or creases.
The roller or media feed guide
is dirty.
Clean any dirty components.
A feed roller is deformed or
has deteriorated.
Replace any deformed or
deteriorated rollers.
The paper feed guide is
damaged.
Replace the paper-feed-guide unit.
The front of the page is dirty.
The photosensitive drum is
dirty.
Replace the print cartridge.
The fuser roller or pressure
roller is dirty.
Execute a cleaning page to clean
the contaminate off the fuser. 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
contaminates on the fuser.
Repetitive horizontal lines
Damaged or dirty roller. See repetitive image defect ruler.
Clean the indicated roller. If the
contaminate does not come off,
replace appropriate roller or
assembly.
ENWW
Solve image-quality problems
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