Techno Line WL 1020 Manuel D'utilisation page 25

display -> hour -> minute -> alarm time hour -> alarm time
minute -> exit
Note:

The setting will automatically exit in 10 seconds without
any adjustment from buttons and return to display mode.
Turning alarm on/off:

Press the "SET" button to turn the alarm on or off. The
alarm icon is displayed as long as the alarm if turned on.
Alarm and snooze function:

When alarm sounds, alarm icon is flashing. Press the
"LICHT" button to activate the snooze alarm (alarm icon
keeps flashing on the LCD) or any other button to stop the
alarm and it will sound at the same time of the next day.

Press any button except the "LIGHT" button during the
EN5