Epson 5000/5500 - Manual (Page 84)

Cut-Sheet Feeders
3. Pull the paper-set levers on each side of the cut-sheet feeder all
the way forward until the paper guides retract and lock open to
allow for paper loading.
4. Take a stack of paper and fan it. Next, tap the side and bottom
of the paper on a flat surface to even up the stack.
CAUTION: Do not use multi-part forms, carbon paper, or
labels in the cut-sheet feeder.
5. Insert up to 150 sheets of paper or up to 30 air-mail or 25 plain
bond envelopes.
6. Adjust the position of the right paper guide so that it matches
your paper’s width. Make sure that the position of the guide
allows the paper to move freely up and down. Then lock the
right paper guide in place by pushing back on the lock lever.
Using Printer Options 4-7