The Touch Screen Display; The Led Head - Oki MC851+ User Manual

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THE TOUCH SCREEN DISPLAY

Be careful not to stress or damage the touch screen display.
To clean the display surface, use a soft cloth, either dry or moistened with neutral detergent
or ethanol. Do not use any organic solvents, acid or alkali solutions.
... LED
THE HEAD
Clean the LED head when printing does not come out clearly, has white lines or when text
is blurred.
There is no need to switch the MFP off to clean the lens.
1. Pull the lever (a) firmly to release the lock and then gently raise the scanner (b).
2. Press the cover release (a) and open the top cover (b) fully.
CAUTION!
a
Maintenance > 139