Oki ES8453 MFP User Manual - page 780
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Color of the printed image is not what you expect
Cause
Solution
Reference
The toner is low.
If "Toner Low" or "Toner Empty. Replace with
new Toner Cartridge." appears, replace the toner
cartridge.
The setting of [Black
Finish] is not suitable
for the application.
On the printer driver, select [Composite Black
(CMYK)] of [True Black (K)] for [Black Finish].
The color adjustment
has been modified.
Do color matching from the printer driver.
The color balance is out
of adjustment.
Press [Device Settings] > [Admin Setup] > [Color
Setup], and adjust density or color balance.
Color registration is out
of alignment.
Open and close the output tray. Or, press [Device
Settings] > [Admin Setup] > [Color Setup], and
then [Adjust Registration].
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