Samsung ProXpress M458x Series User Manual page 220

Solving other problems
Condition
Toner smear If toner smears on the page:
• Clean the inside of the machine. Cleaning the inside or
contact a service representative.
• Check the paper type and quality (see "Print media
specifications" on page 249).
• Remove the imaging unit and install a new one. Contact a
service representative.
• Change the image transfer belt if it has reached its lifespan.
Contact a service representative.
Vertical If marks repeatedly appear on the printed side of the page at
repetitive even intervals:
defects
• The imaging unit may be damaged. If a repetitive mark
occurs on the page, run a cleaning sheet through several
times to clean the imaging unit. Cleaning the inside. If you
still have the same problems, remove the imaging unit and
install a new one. Contact a service representative.
• Parts of the machine may have toner on them. If the
defects occur on the back of the page, the problem will
likely correct itself after a few more pages.
• The fusing assembly may be damaged. Contact a service
representative.
Suggested Solutions Condition
Background Background scatter results from bits of toner randomly
scatter distributed on the printed page.
• The paper may be too damp. Try printing with a different
batch of paper. Do not open packages of paper until
necessary so that the paper does not absorb too much
moisture.
• If background scatter occurs on an envelope, change the
printing layout to avoid printing over areas that have
overlapping seams on the reverse side. Printing on seams
can cause problems.
• If background scatter covers the entire surface area of a
printed page, adjust the print resolution through your
software application or in Printing Preferences (see
"Opening printing preferences" on page 66).
Toner particles The toner might not adhere properly to this type of paper.
are around bold
• Change the printer option and try again. Go to Printing
characters or
Preferences, click the Paper tab, and set the paper type to
pictures
Recycled (see "Opening printing preferences" on page
66).
• Ensure the correct paper type is selected. For example: If
Thicker Paper is selected, but Plain Paper actually used, an
overcharging can occur causing this copy quality problem.
Suggested Solutions
9. Troubleshooting
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