Symptom Possible Cause Remedy
Double feeding occurs
frequently or the scanner
stops loading while scanning.
The paper feed roller, separation
roller, double feed prevention roller,
drive rollers, or free rollers are dirty.
Clean the paper feed roller,
separation roller, double feed
prevention roller, drive rollers, or free
rollers. (page 56)
The sensors and/or reflector plate are
dirty.
Clean all of the sensors and the
reflectors. (page 60)
The paper feed roller, separation
roller, or double feed prevention roller
have become worn down.
Replace the paper feed roller module
(page 65), or double feed prevention
roller (page 69).
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 19), 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 19),
and scan the copy.
The scanning method is set to
manual.
Set the scanning method to
continuous scanning (Auto) with the
manual feed selector. (page 14)
The document is not aligned
correctly. Realign the document. (page 22)
The document set on the hopper 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 56)
The sensors and/or reflector plate are
dirty.
Clean all of the sensors and the
reflectors. (page 60)
The document is not aligned
correctly. Realign the document. (page 22)
The document set on the hopper has
too many pages.
Remove pages from the document
until it is under the limit mark on the
document guides.
82 Operating Manual
Appendix