
Troubleshooting_ 85
Copying problems
Curl or wave • Ensure that the paper is loaded properly.
• Che
ck the paper type and quality. Both high
temperature and humidity can cause paper curl
(See "Print media specifications" on page 93).
• T
urn the stack of paper over in the tray. Also try
rotating the paper 180° in the tray.
Wrinkles or
creases
• Ensure that the paper is loaded properly.
• Che
ck the paper type and quality (See "Print
media specifications" on page 93).
• T
urn the stack of paper over in the tray. Also try
rotating the paper 180° in the tray.
Back of printouts
are
dirty
Check for leaking toner. Clean the inside of the
machine (See "Cleaning the inside" on page 74).
Solid Color or
Black p
ages
• The toner cartridge may not be installed properly.
Remove the cartridge and reinsert it.
• T
he toner cartridge may be defective. Remove the
toner cartridge and install a new one (See
"Replacing the toner cartridge" on page 89).
• T
he machine may require repair. Contact a
service representative.
Loose toner
• Clean the inside of the machine (See "Cleaning
the inside" on page 74).
• Check the paper type and quality (See "Print
media specifications" on page 93).
• Remo
ve the toner cartridge and then, install a new
one (See "Replacing the toner cartridge" on
page 89).
• If the problem persists, the machine may require
repair. Contact a service representative.
CONDITION SUGGESTED SOLUTIONS
Character Voids
Character voids are white areas within parts of
characters that should be solid black:
• If you
are using transparencies, try another type
of transparency. Because of the composition of
transparencies, some character voids are
normal.
• You
may be printing on the wrong surface of the
paper. Remove the paper and turn it over.
• The paper may not meet paper specifications
(See "Print media specifications" on page 93).
Horizontal stripes
AaBbC
AaBbC
AaBbC
AaBbC
AaBbC
If horizontally aligned black streaks or smears
appear:
• The toner cartridge may be installed improperly.
Remove the cartridge and reinsert it.
• T
he toner cartridge may be defective. Remove
the toner cartridge and install a new one (See
"Replacing the toner cartridge" on page 89).
• If the prob
lem persists, the machine may require
repair. Contact a service representative.
Curl If the printed paper is curled or paper does not feed
into the machine:
• Turn the stack of paper over in the tray. Also try
rotating the paper 180° in the tray.
• Ch
ange the printer option and try again. Go to
Printing Preferences, click Paper tab, and set
type to Thin (See "Opening printing preferences"
on page 55).
An unknown image
repetitively
app
ears on a few
sheets or loose
toner, light print, or
contamination
occurs.
Your machine is probably being used at an altitude of
1,000
m (3,281 ft.) or above.
The high altitude may affect the print quality such as
loo
se toner or light imaging. You can select a correct
altitude of your machine location (See "Altitude
adjustment" on page 46).
CONDITION SUGGESTED SOLUTION
Copies are too light
or too dark.
Adjust darkness to lighten or darken the
backgrounds of copies using Printer Settings Utility
(See "Changing the settings for each copy" on
page 62).
CONDITION SUGGESTED SOLUTIONS
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