Epson ActionLaser 1600 - Manual (Page 11)

5. Remove the two screws securing the interface card cover;
then pull off the cover. Keep the screws handy so that you
can use them later. If you have already installed an optional
interface card, skip this step.
6. Remove the four silver screws that secure the metal bracket
on the left side of the printer. Keep the screws handy so
that you can use them later.
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