TechniSat VIOLA 3 Mode D'emploi page 100

can reset the device to factory settings to delete all the saved stations and
then launch a new scan.
> Press the M button and use the < or > buttons to select the [Factory
settings] item. Press the OK button.
> Using the < or > buttons, select the [Yes] item to reset to the factory
setting and press the OK button.
All previously stored stations and settings will now be deleted. The
device is now in the same status as when delivered.
> [Restarting...] appears in the display.
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