Oki C650 - Printing Is Light; White Dots or Lines Appear

Troubleshooting
- 365 -
Printing is light
Cause Solution Reference
The toner is low. "Toner Low." or "Toner Empty. Replace with a new toner
cartridge." is displayed, replace the toner cartridge.
Replacing the
black(K) toner
cartridge and
the waste toner
box(P.298)
Replacing the
toner cartridge
(C/M/Y)(P.301)
The density is not adjusted. Press the scroll buttons on the operator panel several times
to select [Calibration] and run density adjustment.
Adjusting the
density
manually(P.169
)
The paper is moist. Use the paper stored at appropriate temperature and
humidity.
Storing
paper(P.83)
The paper is not supported. Use recommended paper. Applicable
paper(P.72)
The paper is not supported.
The media weight is set
incorrectly.
Press the scroll buttons on the operator panel several times
to select the paper tray you are using from [Menus] - [Tray
Configuration], and set an appropriate value for [Media
Weight]. Or, change [Media Weight] to a thicker value than
the present value.
Setting paper
information on
the operator
panel(P.81)
Recycled paper is used. Press the scroll buttons on the operator panel several times
to select the paper tray you are using from [Menus] - [Tray
Configuration], and set a thicker value for [Media Weight].
Setting paper
information on
the operator
panel(P.81)
It is used under an environment
where combustion is emitted.
Do not install this machine under an environment where
combustion is emitted. If this machine is used under an
environment where combustion is emitted indoors such as
near an electric or gas stove, the image drum may be
degraded.
Installation
environment(P.
16)
White dots or lines appear
Cause Solution Reference
Dry the paper as it is moist. Use the paper stored at appropriate temperature and
humidity.
Storing
paper(P.83)