Epson Epson - Manual (Page 29)

Follow these steps to turn on your system:
1. Turn on the monitor, printer, and any other devices
connected to the computer.
2. Turn on the computer by pressing the POWER button on the
front panel.
The power indicator lights up; then the computer performs
its power-on diagnostics, which are a series of checks to
make sure everything is working correctly. During
diagnostics, you see a message telling you to press Del to
run the SETUP program.
Setting Up Your System 1-9