■ Adjust the screen backlight
To adjust the backlight, press the volume up or down key, and quickly
tap the sun icon (shown in the top right corner) to activate the night
mode or the moon icon to activate the day mode. The sun icon shows
that the day mode is active and the moon icon shows that the night
mode is active.
To change the backlight settings, in the application menu screen, tap
Setup
>
Backlight
.