Dell 1135 Mono Laser User Manual page 124

Misformed characters
Page skew
Curl or wave
Wrinkles or creases
Back of printouts are dirty
Solid Color or Black pages
Loose toner
Character Voids
Horizontal stripes
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
If characters are improperly formed and producing hollow images, the paper
stock may be too slick. Try different paper (See
If characters are improperly formed and producing a wavy effect, the
scanner unit may need service (See
Ensure that the paper is loaded properly.
Check the paper type and quality (See
Ensure that the guides are not too tight or too loose against the paper stack.
Ensure that the paper is loaded properly.
Check the paper type and quality. Both high temperature and humidity can
cause paper curl (See
Turn the stack of paper over in the tray. Also try rotating the paper 180° in
the tray.
Ensure that the paper is loaded properly.
Check the paper type and quality (See
Turn the stack of paper over in the tray. Also try rotating the paper 180° in
the tray.
Check for leaking toner. Clean the inside of the machine (See
inside).
The toner cartridge may not be installed properly. Remove the cartridge and
reinsert it.
The toner cartridge may be defective. Remove the toner cartridge and install
a new one (See Replacing the toner
The machine may require repair. Contact a service representative.
Clean the inside of the machine (See
Check the paper type and quality (See
Remove the toner cartridge and then, install a new one (See
toner cartridge).
If the problem persists, the machine may require repair. Contact a service
representative.
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 around.
The paper may not meet paper specifications (See
).
If horizontally aligned black streaks or smears appear:
The toner cartridge may be installed improperly. Remove the cartridge and
preferences).
Cleaning the scan
Print media specifications
Print media specifications
Print media specifications
cartridge).
Cleaning the
Print media specifications
Print media specifications
unit).
).
).
).
Cleaning the
inside).
).
Replacing the
Print media specifications
).