User Guide for Garmin 850 / 860 / 880
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2...If you are using a traffic receiver, touch Auto Tune...Then tune your stereo to the selected channel......
1...From the Menu page, touch Volume > Audio Output > FM Transmitter > OK......
If you are using an FM traffic receiver, the nüvi can select a channel for you......
Units—change units of measure to Kilometers or Miles...
about—display the nüvi software version number, the unit ID number, and the audio version number...You need this information when you update the system software or purchase additional map data (see page 57......
restore—restore the system settings......
Usage Mode—specify how you will be navigating to optimize routes: automobile, Bicycle, or Pedestrian...
Touch Tools > Settings > System...
Safety camera information is available in some locations...For these locations, the nüvi includes the locations of hundreds of safety cameras...The data is updated at least weekly, so you always have access to the most up-to-date information......
