Print-Quality Problems - Xerox Phaser 6121MFP User Manual

Print-Quality Problems

When the print quality is poor, select the closest symptom from the following table and see the
corresponding solution to correct the problem. You can also print test pages to more precisely
determine the print quality problem. See
If the print quality does not improve after carrying out the appropriate action, contact Xerox Customer
Support or your reseller.
Note: Your printer comes with the option to continue printing even if a toner cartridge is low or out.
You can enable or disable this feature. See the Toner Out Action section in the
on page 144.
Symptom
Nothing is printed or there are
blank spots on the printed
page.
The entire sheet is printed in
black or other color.
Printing Printer Test Pages
Cause
One or more of the toner
cartridges may be defective.
The imaging unit may be
defective.
The media is moist from
humidity.
The media set in the printer
driver does not match the
media loaded in the printer
tray.
The power source does not
match the printer
specifications.
Several sheets are being fed at
the same time.
Media is not set properly in the
tray.
One or more of the toner
cartridges may be defective.
The imaging unit may be
defective.
on page 178.
General Setup Menu
Solution
Remove the toner cartridge and inspect
it for damage.
Remove the imaging unit and inspect it
for damage. If it is damaged, replace it.
Remove the moist media and replace it
with new, dry media.
Adjust the humidity in the media
storage area.
Load the correct media in the printer or
change the media chosen in the printer
driver to match the media loaded in the
tray.
Use a power source with the proper
specifications. See Electrical
Specifications on page 211.
Remove the media from the tray and
check for static electricity. Fan plain
paper or other media and then replace it
in the tray.
Remove the media, tap it to straighten
and align it, then return it to the tray
and realign the media guides.
Remove the toner cartridges and inspect
them for damage. Replace any that are
damaged.
Remove the imaging unit and inspect it
for damage. If damaged, replace it.
Phaser 6121MFP Multifunction Printer
Troubleshooting
189
User Guide