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Printing Troubles
Troubleshooting
1
2
Index
Maintenance
Symptom
Cause
Troubleshooting
Reference
pages
Does not print with color
shades as you thought.
Low toner.
Replace the toner cartridge.
Setting of [Black Finish] is not
matching with the application.
In the [Black Finish] of printer
driver, select [True Black (K)] or
[Composite Black (CMYK)].
Advanced
Change color matching options. Change to color matching option
of the printer driver.
Advanced
No color balance.
Select [Calibration] on the
operation panel, and then run
[Adjust Density].
Advanced
Misalignment of color.
Open the toner replacement
cover at once, and the close it
again.
Select [Calibration] on the
operation panel, and then run
[Adjust Registration].
Advanced
CMY 100% solid is thin.
[CMY 100% Density] is set to
[Disable].
Select [Admin Setup]>[Color
Setup]>[CMY 100%] in the
operation panel, and select
[Enable].
Advanced
Black spots or white spots
appear.
Paper not supported.
Use recommended paper.
Basic
In the case of cycle length of
about 125 mm, image drum
may be unclean or there may
be dents on it.
Gently wipe the image drum
with a soft tissue paper.
If there are dents, replace the
image drum.
Stains are printed.
Paper is moist.
Replace with a new paper.
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Paper not supported.
Use recommended paper.
Basic
The entire paper is printed
black.
The device might have broken
down.
Contact your designated
customer service centre.
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Nothing is printed.
?
Multiple pages were fed in one
round of printing.
Re-set the papers after flipping
through.
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The device might have broken
down.
Contact your designated
customer service centre.
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White streaks occur.
Paper is moist.
Replace with a new paper.
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Paper not supported.
Use recommended paper.
Basic
Summary of Contents for C911dn
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