CONDITION

SUGGESTED SOLUTIONS

 

 

Curl or wave

• Ensure that the paper is loaded properly.

Check the paper type and quality. Both high temperature and humidity can cause paper

curl. See "Selecting print media" on page 24.

• Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

Wrinkles or creases • Ensure that the paper is loaded properly.

Check the paper type and quality.

See "Selecting print media" on page 24.

Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

Back of printouts

• Check for leaking toner. Clean the inside of

are dirty

the printer. See "Cleaning the inside" on

 

 

 

 

 

page 50.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Solid Color or

• The toner cartridge may not be installed

Black pages

properly. Remove the cartridge and reinsert

A

it.

• The toner cartridge may be defective and

need replacing. Remove the toner cartridge

and install a new one. See "Replacing the

toner cartridge" on page 53.

• The printer may require repair. Contact a

service representative.

Loose toner

• Clean the inside of the printer.

 

See "Cleaning the inside" on page 50.

 

• Check the paper type and quality.

 

See "Selecting print media" on page 24.

 

• Remove the toner cartridge and install a

 

new one. See "Replacing the toner

 

cartridge" on page 53.

 

• If the problem persists, the printer may

 

require repair. Contact a service

 

representative.

CONDITION

SUGGESTED SOLUTIONS

 

 

Character Voids

Character voids are white areas within parts of

A

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 "Selecting print

 

media" on page 24.

Horizontal stripes

If horizontally aligned black streaks or smears

 

appear:

AaBbCc

• The toner cartridge may be installed

improperly. Remove the cartridge and

AaBbCc

reinsert it.

AaBbCc

• The toner cartridge may be defective.

AaBbCc

Remove the toner cartridge and install a

new one. See "Replacing the toner

AaBbCc

cartridge" on page 53.

 

• If the problem persists, the printer may

 

require repair. Contact a service

 

representative.

Curl

If the printed paper is curled or paper does not

 

feed into the printer:

Turn over the stack of paper in the tray.

 

 

Also try rotating the paper 180° in the tray.

 

• Change the printer option and try again. Go

 

 

to printer properties, click Paper tab, and

 

 

set type to Thin Paper. Refer to the

 

 

Software section for details.

 

 

 

An unknown image

Your printer is probably being used at an

repetitively appears

altitude of 1,000 m (3,281 ft) or above.

on a next few

The high altitude may affect the print quality

sheets or loose

such as loose toner or light imaging. You can

toner, light print, or

set this option through Printer Settings Utility

contamination

or Printer tab in printer driver’s properties.

See "Altitude adjustment" on page 20.

occurs.

 

 

 

 

 

Copying problems

 

 

 

 

CONDITION

 

SUGGESTED SOLUTIONS

 

 

 

 

Copies are too light

 

Use Darkness to darken or lighten the

or too dark

 

background of the copies.

 

 

 

Smears, lines,

 

• If defects are on the original, press

marks, or spots

 

Darkness to lighten the background of your

appears on copies

 

copies.

If no defects are on the original, clean the scan unit. See "Cleaning the scan unit" on page 52.

Copy image is

• Ensure that the original is face down on the

skewed

scanner glass or face up in the ADF.

Check that the copy paper is loaded correctly.

68 Troubleshooting

Page 68
Image 68
Dell 1235cn manual Copying problems