Epson EPL-6100 Reference Manual page 132

1. Turn off the printer.
2. Unplug the printer's power cord from the electrical outlet.
3. Unpack the interface card and remove all protective
materials.
4. Face the rear of the printer.
5. Remove the two screws that secure the interface slot cover
and remove the cover.
c
w
30 Installing and Removing Options
Caution
Make sure that the printer is turned off.
Remove only two screws attaching the right side cover.
Warning:
Removing other screws and covers will expose high
voltage areas.
Be careful when working inside the printer as some
components are sharp and may cause injury.