Oki ES4192dn User Manual - page 630
of
1228
The Printed Image is Skewed
Cause
Solution
Reference
The document is set improperly.
Set the document properly.
An unsuitable document is set in the ADF.
Set a suitable document in the ADF.
There may be foreign objects on the ADF document glass. Clean the ADF document glass.
Cleaning the Document Feed Roller
629