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Problem
Result of
Is half tone processing being
scanning
executed?
graphics and
Is the interior of the document
photographs is
bed, document guide and the
unsatisfactory.
automatic document feeder clean?
Results of
Is half tone processing being
executed?
scanning
characters and
Is the interior of the document
diagrams are
bed, document guide and the
unsatisfactory
automatic document feeder clean?
Images are
Are documents set straight on the
misaligned or
document support?
distorted.
Double feeding
Is the pick pad clean?
(*1) occurs
frequently.
Is the pick pad worn?
Is the pick roller clean?
Paper is not
being fed (stops
enroute).
Is the pick roller worn?
Is any foreign matter on the
transfer path?
*1 Double feeding means that two or more sheets of paper are fed
together.
M3091DC Image Scanner Operation Guide
Item to be Checked
Correction
Specify correct half tone processing
by using the main unit.
Clean them according to Section
4.3, "Cleaning."
Select binary (black and white)
processing by using the main unit.
Clean them according to Section
4.3, "Cleaning."
Set the documents straight using
the document guides.
Clean the pick pad according to
Section 4.3.2, "Cleaning the
Automatic Document Feeder."
Replace the pick pad.
Clean the pick roller according to
Section 4.3, "Cleaning the
Automatic Document Feeder."
Replace the pick roller.
Remove foreign matter from the
transfer path (see Section 4.1,
"Handling a Paper Jam").
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