Problem Solution
A color is missing or a printed image
is partially blurred.
• The paper being used may be damp. Use paper that has
been stored properly.
See page 48 "Loading Paper".
• Toner is almost empty. If the following message appears
on the control panel, replace the print cartridge:
"Replacement Required: Toner Cartridge (X)". ("X"
indicates the toner color)
See page 313 "Replacing the Print Cartridge".
• Condensation may have occurred. If rapid change in
temperature or humidity occurs, use this printer only after
it has acclimatized.
Color shift occurs. Perform the [Color Registration] under [System Settings].
For details, see page 234 "System Settings".
White spots appear. The surrounding registration roller or paper tray can become
dirty with paper dust if you use paper other than standard
paper.
Wipe any paper dust off both the paper tray and registration
roller.
See page 331 "Cleaning the Registration Roller and Paper
Tray".
Colorless dots appear on solid color
printouts.
Change the paper type currently selected in the Paper Type
settings, and then print.
Eg. [Recycled Paper] to [Thin Paper] to [Plain Paper].
See page 56 "Specifying Paper Type and Paper Size Using
the Control Panel".
White streaks or color streaks
appear.
Toner is almost empty. If an error message appears on the
control panel, replace the print cartridge of the color
indicated.
See page 313 "Replacing the Print Cartridge".
10. Troubleshooting
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