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Symptom
Paper jams occur frequently.
Scanned documents have been
rolled up in the exit tray area
when using the exit guides.
Double feeding occurs
frequently.
Possible Cause
The document is wrinkled.
The rollers are dirty.
The document is not aligned
correctly.
Too many sheets are set on the
feed tray.
The documents are curved or
curled.
The paper feed roller or double
feed prevention roller is dirty.
The paper feed roller or double
feed prevention roller have
become worn down.
The double feed detectors are
dirty.
Right and left sides of the
document to be scanned are not
the same in height because of
curling or folding.
The document is printed on an
unsupported type of paper or
thick paper.
The length of the paper is too
short.
The document is not aligned
correctly.
Too many sheets are set on the
feed tray.
The double feed detectors are
not adjusted properly.
15.8 Troubleshooting
Remedy
Smooth out the document.
Clean the rollers (page 106).
Realign the document (page 47).
Remove sheets until the sheets
on the feed tray are under the
limit mark on the document
guide.
Scan the documents with the exit
guides folded (page 47).
Clean the paper feed roller or
double feed prevention roller
(page 106).
Replace the paper feed roller or
double feed prevention roller
(page 113).
Clean the double feed detectors
(page 105).
Flatten the document (page 42)
and load it again after reducing
the number of sheets.
Make a copy of the document on
paper of a compatible type and
thickness (page 41), and then
scan the copy.
Make a copy of the document on
paper of a compatible size (page
41), and then scan the copy.
Realign the document (page 47).
Remove sheets until the sheets
on the feed tray are under the
limit mark on the document
guide.
Remove the documents, and
then turn off/on the unit's power
(page 31).
131
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