Epson ActionTower 3000 Computer - Manuel (Page 20)

Connecting System Components
Use the following illustration to locate the ports on the back of
your system as you connect the keyboard, monitor, printer, and
other devices.
caution
Although the connectors and ports for the mouse and
keyboard are physically identical, they cannot be used
interchangeably. Be sure to plug the mouse connector into
the MOUSE port, or you may damage your system.
1-4 setting Up Your system