Oki C911dn Troubleshooting Manual page 49

Symptom
Does not print with color
shades as you thought.
CMY 100% solid is thin.
Black spots or white spots
appear.
Stains are printed.
The entire paper is printed
black.
Nothing is printed.
White streaks occur.
Cause
Low toner.
Setting of [Black Finish] is not
matching with the application.
Change color matching options. Change to color matching option
No color balance.
Misalignment of color.
[CMY 100% Density] is set to
[Disable].
Paper not supported.
In the case of cycle length of
about 125 mm, image drum
may be unclean or there may
be dents on it.
Paper is moist.
Paper not supported.
The device might have broken
down.
Multiple pages were fed in one
round of printing.
The device might have broken
down.
Paper is moist.
Paper not supported.
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Troubleshooting
Replace the toner cartridge.
In the [Black Finish] of printer
driver, select [True Black (K)] or
[Composite Black (CMYK)].
of the printer driver.
Select [Calibration] on the
operation panel, and then run
[Adjust Density].
Open the toner replacement
cover at once, and the close it
again.
Select [Calibration] on the
operation panel, and then run
[Adjust Registration].
Select [Admin Setup]>[Color
Setup]>[CMY 100%] in the
operation panel, and select
[Enable].
Use recommended paper.
Gently wipe the image drum
with a soft tissue paper.
If there are dents, replace the
image drum.
Replace with a new paper.
Use recommended paper.
Contact your designated
customer service centre.
Re-set the papers after flipping
through.
Contact your designated
customer service centre.
Replace with a new paper.
Use recommended paper.
Printing Troubles
Reference
pages
page 55
1
Advanced
Advanced
Advanced
2
Advanced
Advanced
Basic
page 57
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Basic
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Basic