Oki Okipage 8c Plus User Manual page 20

7. Press the MENU 1 / Menu 2 key to move forward to the
next primary colour.
When you have completed the last setting and pressed the
MENU 1 / Menu 2 key to move on, the display will read
PRINT EXECUTE.
8. Press the ENTER key to print a new test pattern and
compare the results.
You may need to repeat these adjustments 2 or 3 times to
achieve optimum colour balance.
9. After the new test pattern has been printed the display will
show EXIT. Press the ENTER key to exit from this
adjustment, or the MENU 1 / Menu 2 key to repeat the
procedure.
20 OKIPAGE 8c Plus