Epson Perfection V500 - Manual (Page 40)

Make sure you removed the document mat. See Removing the Document Mat .
Close the scanner cover.
To scan your slides, see Starting a Scan With the Scanner Buttons .
When you are finished scanning slides, be sure to replace the document mat before scanning
documents or photos. See
Replacing the Document Mat .
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Placing Film in the Holder
Placing 35mm Film Strips
Open the cover of the 35mm film strip holder.