Black Or White Dots Appear - Oki B412dn User Manual

Black or White Dots Appear

Cause
The paper is unsuitable.
If the intervals of lines or spots are approximately 94 mm
(3.7 inches), the green tube of the image drum is damaged or dirty.
Solution
Use recommended paper.
Lightly wipe the image drum
with a soft tissue paper.
Replace the image drum if it
is damaged.
270
Reference
About Paper Types That Can be
Loaded and Storage Methods
Replacing the Image Drum