Epson PERFECTION V600 PHOTO - Manual (Page 33)

Make sure you removed the document mat. See Removing the Document Mat .
Close the scanner cover.
Note:
You cannot use Full Auto Mode to scan medium format film.
When you are finished scanning film, be sure to replace the document mat before scanning documents or photos.
See
Replacing the Document Mat .
Using the scanning support sheet
When the film is curled, flatten the film using the scanning support sheet that came with the medium format film holder.
Caution:
Keep at least 2 mm space between the image frame and scanning support sheet.
Make sure that the glossy side contacts with the film surface. When you set the scanning support
sheet upside down, it may damage the film.
When the film is curled downwards:
Place the scanning support sheet under the film with glossy surface facing up. Then, close the holder cover.
When the film is curled upwards:
Place the scanning support sheet on the film with glossy surface facing down. Then, close the holder cover.