TechniSat DIGITRADIO 10 C Instruction Manual page 138

Picture size
The picture size of DAB+ broadcasters' slideshows can be selected in Picture
Size.
> Use  /  to select the [Picture Size] item. Select a picture size and press the
OK button to save.
Brightness
> Use  /  to select the [Brightness] item.
[Operation] regulates brightness in the normal operating status. You can
choose from [High], [Medium] and [Low] brightness intensities. Use  /  to
select a brightness level and press OK to save.
[Standby] regulates the brightness in standby mode. You can choose from
[High], [Medium] and [Low] brightness intensities. Use  /  to select a
brightness level and press OK to save.
[Auto Dim] dims the display automatically (with the option [On] selected) to
the Low brightness value after 10 seconds of not operating the radio.
When the [Off] option is selected, the display will be permanently lit at the
brightness selected under [Operation]. Press OK to save a setting.
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