Xerox 6120 User Manual

Nothing is printed, 
or there are blank 
spots on the printed 
page.

One or more of the 
toner cartridges may 
be defective.

Remove the toner cartridges and 
check if any is damaged. 

The imaging unit may 
be defective.

Remove the imaging unit and check for 
damage. If it is damaged, replace it.

The media is moist 
from humidity.

Adjust the humidity for media storage. 
Remove the moist media and replace it 
with new, dry media.

The media set in the 
printer driver 
mismatches the media 
loaded in the printer.

Load the correct media in the printer.

The power source 
does not match the 
printer specifications.

Use a power source with the proper 
specifications.

Several sheets are 
being fed at the same 
time.

Remove the media from the tray and 
check for static electricity. Fan plain 
paper or other media (but not 
transparencies), and replace it in 
the tray.

Media is not set 
properly in the tray(s).

Remove the media, tap it to straighten 
it out, return it into the tray, and realign 
the media guides.

Entire sheet is 
printed in black or 
color.

One or more of the 
toner cartridges may 
be defective.

Remove the toner cartridges and 
check each for damage. If one or more 
is damaged, replace it. 

The imaging unit may 
be defective.

Remove the imaging unit and check for 
damage. If it is damaged, replace it.