TechniSat VIOLA 3 Mode D'emploi page 86

After the scan is complete, the first station is played back in
alphanumeric order.
> In order to perform a complete scan, open the menu by pressing the
M button and use the <, > and OK buttons to select the [Automatic
Scan] menu item.
> [Scanning...] appears in the display.
During the scan a progress bar and the number of stations found is
displayed.
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