Caused by difference in roller speed
The speed of the paper transfer is higher than that of transfer timing roller.
This may occur if:
Printing is done at low temperature or humidity
Halftone images are printed using black toner
Caused by paper transfer bias
This may occur if:
Printing is done at low temperature or humidity
Thick paper is used
Printing solid fills
To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Specifying a Custom Paper", Preparation.