Epson A882459 - Manual (Page 16)

Accessing the Monitor Controls
The image control box contains the image controls for the
monitor. It is located at the bottom left of the monitor. To access
the controls, you need to open the control box cover. Place your
finger at the left side of the cover and pull it gently forward
until the cover opens.
Adjusting the Monitor Controls
The controls on the front of the monitor allow you to adjust the
display to suit your preferences. The brightness and contrast
controls at the bottom right of the screen adjust the screen to
make it clear and easy to read.
10 14" Super VGA Color Monitor