15 Problem Solving
360
Light copies when scanning glossy, shiny, or
coated documents through the document
feeder
• Use the document glass instead of the
document feeder.
Bluish or reddish copies It is not recommended to place the machine
near a window as the images of printed
sheets may become bluish or reddish. If the
machine is placed near a window, follow
these precautions:
• Do not power on the machine with the
platen cover opened.
• Wake up the machine from Energy Saver
mode with the platen cover closed.
• Power the machine off/on with the platen
cover closed if images are bluish or
reddish. Repeat as necessary.
Ghosting • Check the quality of the documents.
• If transparencies are used, select
[Transparency] in [Paper Type]. The
machine automatically adjusts the quality
for transparencies.
• Feed the document SEF.
• Replace the drum cartridge.
Washout • Check the quality of the documents.
• If the image is lighter near the borders,
select a darker image quality setting on the
touch screen.
• Replace the drum cartridge.
Solid density variations • Check the quality of the documents.
• Select [Lighten/Darken] on the touch
screen.
• Replace the drum cartridge.
Image loss • When copying a document from a larger
paper size to a smaller size, reduce the
image to fit onto the smaller paper size.
• If you are using A4 (210 × 297 mm/8.5 ×
11.0 inches) paper, set a slightly smaller
document size (for example, copy 90%
instead of 100%), or select [Copy All] on
the [Reduce/Enlarge] screen.
• Select [Auto Center] in [Image Shift].
White stripes appear 210 mm from the top of
the output.
• When choosing Bond Paper, Plain Paper,
Recycled Paper, or Custom Paper as
paper type, change the paper type in the
Image Quality to Extra Heavyweight D.
• When choosing Heavyweight 1S as paper
type, change the paper type in the Image
Quality to Extra Heavyweight A, B, C, or S.
For more information about the paper type in
the Image Quality, refer to
Paper Tray
Settings in the Setups chapter on page 70.
Poor transfer of toner onto side 2 when
manually making a double-sided copy.
• Load the side 2 paper in Tray 5 (Bypass
Tray).
Symptom Recommendation
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