Epson DS-780N User Manual page 27

Note: If you are loading an original that is 15.5 inches (393.8 mm) or longer, do not pull out the input
or output tray extensions and do not open the stopper.
3. Slide the input tray edge guides all the way out.
4. If you are loading a multi-page original, fan your stack of originals.
Note: If you are loading an original that is 15.5 inches (393.8 mm) or longer, load only one sheet at a
time.
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