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About Automatic Volume
NOTE: Automatic volume is not available on all models. Your device can increase or decrease the volume automatically based on the level of background noise.
Status Bar Icons
The status bar is located at the top of the main menu. The status bar icons display information about features on the device. You can select some icons to change settings or view additional information.
GPS signal status. Bluetooth® technology status (appears when Bluetooth is enabled). See (page 31) Transportation mode indicator. Current time. Battery status.
Enabling Automatic Volume 1 Select Volume > > Automatic Volume. 2 Select Enabled.
nüvi 2405/2505 Series Owner's Manual