Epson 1010 User Manual page 131

3. Slide the left paper guide to where the fin on the edge guide
aligns with the arrow on the panel. Next, slide the right paper
guide so that it roughly matches the width of your paper.
4. Take a stack of paper and fan it as shown. This keeps the paper
from sticking and ensures that only one sheet feeds at a time. Tap
the side and bottom of the paper on a flat surface to even the
stack.
Using the Printer Options 5-7