What is pty radio

Setting AF (Alternative Frequency) / REG (Regional)

If the AF function is activated (ON), the unit automatically switches to the frequency with which the station you are listening to can best be received. The AF function is activated (ON) by default.

Depending on the reception area, some stations can broadcast different radio programs with different frequencies.

If the REG function is activated, you can continue to hear the same program.

  1. Hold down the [BAND] button for one or more seconds.

  • Each time you press the [BAND] button, the settings change as shown below.

  • AF-ON / REG-OFF → AF-ON / REG-ON → AF-OFF / REG-OFF → AF-ON / REG-OFF ...

  • If the AF function is activated (ON):

  • “AF” lights up on the PND display.

  • If the REG function is activated (ON):

  • “REG” lights up on the PND display.

  • You can check these status indicators on the sub-display even after you have removed the PND.