Toner Stains like Roller Marks (after Continuous Large Volume Printing on Coated Paper)

Paper feed direction
Cause:
This occurs when granular toner stains adhere to the roller of the switchback unit during paper delivery and the stains adhere to the print image.
Occurrence conditions:
When printing on coated paper with a thickness of Paper Weight 2
Solution:
Clean the paper exit roller and relay exit roller.
For details, see Cleaning the Rollers in the Paper Exit.