Fujitsu iScanner fi-6010N Operator's Manual page 412

Feed rollers
Use the following procedure when cleaning the feed rollers.
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On the "Main Menu" or "Job Menu" screen, press the [Maintenance] button.
The "Maintenance" screen appears.
Press the [Roller Cleaning] button.
The "Roller Cleaning" screen appears.
Open the top cover.
Lightly press a soft cloth moistened with Cleaner F1 against the surface of the feed
rollers.