Symptom

Cause

Solution

Print too dark

• The Toner Darkness setting

• Select a different Toner Darkness setting

 

is too dark.

from the printer driver before sending the

 

• The print cartridges are

job to print.

 

defective.

• Replace the print cartridges. See

 

 

Replacing print cartridges.

Gray background

•

The Toner Darkness setting

•

Select a different Toner Darkness setting

 

 

is too dark.

 

from the printer driver before sending the

 

•

The print cartridges are

 

job to print.

 

 

defective.

•

Replace the print cartridges. See

 

 

 

 

Replacing print cartridges.

Uneven print density

• The print cartridges are

• Replace the print cartridges. See

 

defective.

Replacing print cartridges.

 

• The transfer roller is worn

• Replace the transfer roller. See Replace

 

or defective.

the image transfer unit and transfer

 

• The image transfer unit is

roller.

 

worn or defective.

• Replace the image transfer unit. See

 

 

Replace the image transfer unit and

 

 

transfer roller.

Print irregularities

• Paper has absorbed

• Load paper from a fresh package in the

 

moisture due to high

paper tray. For information on storing

 

humidity.

paper, see Storing paper.

 

• You are using paper that

• Avoid textured paper with rough finishes.

 

does not meet the printer

• Replace the image transfer unit and

 

specifications.

transfer roller. See Replace the image

•The image transfer unit and transfer unit and transfer roller.

transfer roller are worn or

• Replace the fuser. See Replacing the

defective.

fuser.

• The fuser is worn or

 

defective.

 

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IBM 1220 manual Print too dark, Gray background, Uneven print density, Print irregularities