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4.2 Backlight

1. Tap the Settings button on the Main Menu screen.
2. Tap the Backlight button.
3. Move the cursor along the track bar to adjust the brightness of the backlight.
To darken the backlight, move the cursor to the left. To lighten the backlight,
move the cursor to the right.
4. Tap to save the changes.

4.3 Volume

1. Tap the Settings button on the Main Menu screen.
2. Tap the Volume button.
3. Move the cursor along the track bar to adjust the volume. To decrease the
volume, move the cursor to the left. To increase the volume, move the cursor
to the right.