Alecto AK-50 Guide De L'utilisateur page 29

12/24 hours: Press the "12/24" button to switch between 12
hours and 24 hours display format.
To manually set the time:
If it's not possible to receive the DCF-77-signal, you may set
the clock time manually. During the manual setup, several other
functions may be set.
Press and hold the "MODE/SET" button for 3 seconds until
the RCC value starts flashing. Use the "▲" and "▼" buttons to
set the values. Press the "MODE/SET" button to confirm each
step and to go to the next setting. You may set the following
functions.
RCC (DCF-77) on/off time zone hours minutes
seconds day display language year day/month - month/day
month day
Time zone: For countries with the same time as Germany,
set the time zone to "0". For countries outside Germany's time
zone, the time zone should be adjusted. When using the DCF-
77 time, Germany is considered as time zone "0".
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