Epson Printer - Installing a Card in a Half-Length Slot

Once the connection reach the slot, push the card in firmly
(but carefully) to insert it fully. You should feel it fit into
place. If the card does not go in smoothly, do not force it;
pull it all the way out and try again.
4. Secure the end of the card to the computer with the retaining
screw.
Installing a Card in a Half-length Slot
Follow these instructions to install a card in one of the
half-length slots:
1. Remove the retaining screw securing the slot cover bracket.
Remove the bracket by lifting it straight up and out of the
small metal holder at the bottom.
2. Remove the slot cover.
Installing and Removing Options 3-15