Epson SQ-2550 User Manual page 43

Connecting the Printer to Your Computer
Note: If the screws that come with the cable do not fit into
the connector screw locks on the interface, you need to
replace these screw locks with the optional provided
ones
with the printer.
3. If your cable has a ground wire, attach it to the ground
connector beneath the interface connector.
4. Plug the other end of the cable into the computer. If there is
a ground wire at the computer end of the cable, it to
attach
ground connector of the computer.
the
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Setting Up the Printer