The back side of the paper is dirty

1. Check 1 

   Was the previous print job borderless, or printed on small paper?

   Open the top cover and clean the platen.

    Cleaning Inside the Top Cover

2. Check 2 

   Is Detect paper width in the touch screen menu set to OFF?

   Printing with Detect paper width set to OFF may cause the platen to be dirtied.

   Set Detect paper width in the touch screen menu to ON, and then open the top cover and clean the platen.

    Cleaning Inside the Top Cover

   To continue printing with Detect paper width set to OFF, first open the top cover and clean the platen, and then manually feed roll paper over the platen when printing.

    Cleaning Inside the Top Cover

    Feeding Roll Paper Manually

3. Check 3 

   Paper may be gripped weakly over the platen.

   Set a higher Transport unit vacuum strength in the touch screen menu.

    Adjusting Vacuum Strength

4. Check 4 

   Is Extension for borderless printing in the touch screen menu set to Large or Standard?

   Set Paper with recommended width and Paper with adequate width in Extension for borderless printing to Small.

    Menu Structure

Note

• In a hot and humid environment, rolling paper printed with images containing areas of saturated color may transfer ink to the contact surface, affecting print quality.

  Move the printer to a different environment, or let the paper dry before rolling it.