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Troubleshooting
6-2
The copies come out too
dark.
Is the auto exposure adjustment mode
set?
To adjust the overall exposure level,
perform the auto exposure adjustment
procedure.
Refer to
Chapter 3 in
Advanced
Operation
Guide.
Is the manual exposure mode set? Use the Lighter key or the Darker key
to adjust the exposure level properly.
3-3
To adjust the overall exposure, perform
the relevant exposure adjustment
procedure in each image quality mode.
Refer to
Chapter 3 in
Advanced
Operation
Guide.
A moire pattern (the
phenomenon where the
dots do not appear to be
lined up properly but seem
to be grouped together in
patterns) appears on the
copies.
Is the original a printed photograph? Set the image quality mode to Photo.3-2
The copies are not clear. Did you select an image quality mode
properly according to the type of the
original?
Select an appropriate image quality
mode.
3-2
The copies are dirty. Is the platen or the original cover dirty? Clean the platen and/or the original
cover.
5-1
The copy image is skewed. Were the originals set correctly? When using the platen, set the original
securely along the original size indicator
plates.
3-1
When using the optional document
processor, adjust the original insert
guides securely before setting the
originals.
4-2
Was the paper set correctly? Check the width guide plate position in
the cassette.
2-1
Paper jams occur often. Is the paper loaded properly in the
cassette?
Load the paper properly. 2-1
Depending upon the type and storage
condition of the paper, finished copies
may curl tightly, resulting in a paper
jam. Remove the paper from the
cassette, turn it over, and set it in the
cassette again.
—
Is the paper curled, folded over or
wrinkled?
Replace the paper with new paper. 2-1
Is there any jammed paper or loose
scraps of paper remaining inside the
machine?
Carry out the appropriate procedure to
remove the paper.
6-8
Does the size of the paper set in the
multi-bypass tray match the registered
size?
Make sure the size of the paper set in
the multi-bypass tray matches the
registered size.
2-4
Symptom Items to check Corrective procedure Reference
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