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Symptom
Evenly spaced
marks on the
paper, or a single
mark in the same
place on every
page.
Poor fusing.
Toner scatter on
front or back of
paper.
Paper will not
feed from MPF.
Go to the
"Transfer belt up/down service check" on
page
2-87.
Go to the
"920 - Fuser Error—Fuser Heater Trouble"
on page
2-6.
Check the following:
• Excessive toner buildup on the transfer belt. Clean off
the toner and run a test print.
• Transfer belt assembly
• Transfer belt toner waste bottle
• Transfer belt separation fingers
• Fuser separation pawl
Be sure you have paper in the MPF.
Be sure the MPF paper present sensor connector
(CN11) is connected to the printer controller board. If
the paper still does not feed, go to the
service check" on page
Action
"Paper carrying
2-74.
Diagnostic information
5055-xxx
2-65
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