Epson Gemini User Manual page 80

5. Slide both edge guides as far as you can move them in the directions
shown.
6. Fan a stack of paper and then even the edges.
It's important to fan the paper to reduce the static electricity
between each sheet and prevent paper jams.
7. Load the stack of paper with the printable side down and the right edge
resting against the right side of the paper tray.
Make sure the paper is loaded printable side down and the stack lies
flat on the bottom of the tray.
Maintaining the System 6-7