TechniSat DIGITRADIO 231 OD Manual page 133

[Source]
Press SELECT and then use TUNING/SKIP to select a source for the alarm tone.
You can choose between DAB+, FM or buzzer. Then press SELECT to save.
[Programme]
If you have selected DAB+ or FM, you can then enter whether or not you want to
be woken up by the last station listened to or by one from your Favourites list.
Then press SELECT to save.
[Duration]
Then enter the alarm duration. Accept the input by pressing the SELECT button.
[Volume]
Finally, you can set the alarm volume using TUNING/SKIP. Press the SELECT
button to confirm.
> Press the INFO/MENU button repeatedly to exit the alarm setting.
A bell icon appears on the display if an alarm is active.
Please note that the alarm only works in the mains power mode. In battery
mode, the alarm does not start due to the power-saving function.
DE
EN
FR
NL
PL
IT
133