Using Radio Option Functions
The following functions are available by touching 
(option) on the top-right of the screen.
[BTM (Best Tuning Memory)]
Stores stations in order of frequency on the preset numbers. 18 stations for FM and 12 stations for AM can be stored as preset stations.
[AF] (XAV-3500(EUR)/XAV-3550D(EUR))
Selects [ON] to continuously retune the station to the strongest signal in a network.
(Only available during FM reception.)
[TA] (XAV-3500(EUR)/XAV-3550D(EUR))
Selects [ON] to receive current traffic information or traffic programs (TP) if available.
(Only available during FM reception.)
[Regional] (XAV-3500(EUR)/XAV-3550D(EUR))
Selects [ON] to stay with the station you are receiving while the AF function is set to on. If you leave this regional program’s reception area, select [OFF]. This function does not work in the UK and some other areas.
(Only available during FM reception.)
[PTY]
Selects a program type from the PTY list to search for a station broadcasting the selected program type.
(Only available during FM reception.)
To receive emergency announcements (XAV-3500(EUR)/XAV-3550D(EUR))
With the AF or TA function on, emergency announcements will automatically interrupt the currently selected source.
