Epson DS-790WN User Manual page 184

Maintenance
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Cleaning Inside the Scanner
Important:
c
Do not use liquid such as a cleaner on a cotton swab.
6. Open the cover, and then remove the separation roller.
See "Replacing the Roller Assembly Kit" for more details.
7. Wipe off any dust or dirt on the separation roller using a genuine Epson cleaning kit or a soft, moist cloth.
Important:
c
Use only a genuine Epson cleaning kit or a soft, moist cloth to clean the roller. Using a dry cloth may damage
the surface of the roller.
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