OKI MC160n User Manual

Image is too 
light; there is 
low image 
density.

The print head win-
dow is dirty.

Clean the print head window.

The copy density is 
set too light.

Select a darker copy density.

The media is moist 
from humidity.

Remove the moist media and replace 
with new, dry media.

There is not much 
toner left in the car-
tridge.

Replace the toner cartridge.

One or more of the 
toner cartridges may 
be defective.

Remove the toner cartridges and 
check for damage. If it is damaged, 
replace it.

Media type is set 
incorrectly.

When printing labels, letterhead or 
thick stock, specify the appropriate 
media type in the printer driver.

Image is too 
dark.

The copy density is 
set too dark.

Select a lighter copy density.

The document was 
not pressed close 
enough against the 
original glass.

Position the document so that it is 
pressed close enough against the orig-
inal glass. For details on positioning 
the document on the original glass, 
refer to “Placing a document on the 
original glass” on page 98.

One or more of the 
toner cartridges may 
be defective.

Remove the toner cartridges and 
check for damage. If it is damaged, 
replace it. 

The imaging cartridge 
may be defective.

Remove the imaging cartridge and 
check for damage. If it is damaged, 
replace it.