Epson A882459 - Manual (Page 15)

Turning
On the Monitor
Turn on the monitor by pressing the power button located at
the front right of the monitor. Then turn on the computer. After
a few seconds, an image appears on the screen.
The power indicator is green when you first turn on the
monitor and when the monitor is in the full-power state. When
the monitor is in the low-power state, the power indicator is
amber.
14" Super VGA Color Monitor 9