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Lexmark C760 - Smudged or Distorted Images on Fused Page; Toner Smears or Rubs off the Page with no Error Code Displayed

Lexmark C760
466 pages
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2-138 Service Manual
5060-4xx
Toner smears or rubs off the page with no error code displayed
Note: This type of problem is associated with improper fusing or incorrect settings for media type being used.
Smudged or distorted images on fused page
Step Action and questions Yes No
1 Media settings - Check to see if the printer is set for
light paper.
Is the printer set for light paper?
Set the printer for
current media
type and go to
step 2
Go to step 3
2
Does resetting the media type fix the problem? Problem solved Go to step 3
3
Fuser settings - Set the fuser to High in the CE menu.
Does setting the fuser to High fix the problem?
Problem solved Replace the
“Fuser
assembly” on
page 4-35
Step Action and questions Yes No
1 Remove the ITU assembly and check for any signs of
debris near the paper feed reference edge mechanism
underneath the ITU assembly.
Are there any signs of any debris in this location?
Remove the
debris
Go to step 2
2
Check for any signs of debris on the surface of the ITU
belt near the toner patch sensor (TPS) which is the
white egg shaped device located on the front left
corner of the ITU assembly.
Note: When toner cartridges are replaced, small
pieces of plastic may drop off of a toner cartridge and
be deposited on the ITU belt.
Are there any debris in this location?‘
Remove the
debris
Look for any
signs of damage
to the ITU belt. If
found, replace
the ITU
assembly.

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