TechniSat DIGITRADIO 231 OD Manual page 140

13.2 Display brightness
You can set the display brightness for operation in standby (only during mains power
operation).
> Press the DIMMER button to adjust the display brightness. The setting can be
made separately for operation and for standby.
When set to [High] or [Medium] , the display is dimmed to the next lower
brightness value after a few seconds without operation.
> Alternatively, the setting can also be configured via the sub-menu [Main menu] >
[Display settings] > [Lighting].
13.3 Colour scheme
> Open the main menu by pressing and holding the INFO/MENU button.
> Use the TUNING/SKIP buttons to select the menu item [Display settings] >
[Colour scheme] and press the SELECT button.
> Press TUNING/SKIP to select DeepBlack or SteelBlue from the two display
colour schemes and press SELECT.
140