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Symptom Possible Cause Remedy
Double feeding occurs
frequently or the scanner
stops loading while scanning.
The rollers are dirty. Clean the rollers. (page 30)
The paper feed roller, or double feed
prevention roller have become worn
down.
Replace the paper feed roller or
double feed prevention roller
(page 37).
Right and left sides of the document
to be scanned are not the same in
height, because of curling or folding.
Flatten the document (page 19) and
load it again after reducing the pages.
The document is printed on an
unsupported type of paper or thick
paper.
Make a copy of the document on
paper of an acceptable type and
thickness (page 16), and scan the
copy.
The length of the paper is too short.
Make a copy of the document on
paper of an acceptable size (page 16),
and scan the copy.
The document is not aligned
correctly.
Realign the document. (page 19)
The document set on the feed tray
has too many pages.
Remove pages from the document
until it is under the limit mark on the
document guides.
Paper jams occur frequently.
The document is wrinkled. Smooth out the document.
The rollers are dirty. Clean the rollers. (page 30)
The document is not aligned
correctly.
Realign the document. (page 19)
The document set on the feed tray
has too many pages.
Remove pages from the document
until it is under the limit mark on the
document guides.
Scanned image is skewed.
The document guides are not
adjusted to the size of the document
to be scanned, or the document to be
scanned is set slanted on the feed
tray.
Adjust the document guides properly
to the size of the document to be
scanned (page 19).
Right and left sides of the document
to be scanned are not the same in
height, because of curling or folding.
Flatten the document (page 17) and
load it again after reducing the pages.
The scanned document is
blank.
The document to be scanned was
loaded upside down.
Load the document correctly.
(page 19)
Vertical lines appear on the
scanned document.
The scanning glass is dirty. Clean the scanning glass. (page 34)
The scanning density is
uneven.
The scanning glass is dirty. Clean the scanning glass. (page 34)
Operating Manual 43
Appendix