Epson WF-7840 Series User Manual page 156

Maintaining the Printer
2. Use a soft, moist cloth to clean the roller and the interior of the ADF.
Important:
c
❏ Using a dry cloth may damage the surface of the roller.
❏ Use the ADF after the roller has dried.
3. Close the ADF cover, and then open the document cover.
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Improving Print, Copy, Scan, and Fax Quality
156
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Cleaning the ADF