nϋvi 500 Series Owner’s Manual Customizing the nüviSecurity SettingsTouch Tools > Settings > Security.garmin Lock—turn on Garmin Lock™to lock your nüvi. Enter a 4-digit PIN,and set a security location. For moreinformation, see page 38.Safe Mode—turn on or off safe mode.When your vehicle is moving, safemode disables all functions that requiresignificant operator attention and couldbecome a distraction while driving.restore—restore the original securitysettings. Note that restoring the securitysettings will not clear your Garmin LockPIN or security location.Bluetooth SettingsBluetooth headset voice guidance is afeature of the nüvi 510 only. For pairinginformation, see page 3.Touch Tools > Settings > Bluetooth.Connections—touch the button topair with a headset that has Bluetoothwireless technology, or to see a listof available devices. Touch Drop todisconnect a headset. Touch remove todelete a headset from the nüvi memory.Bluetooth—enable and disable theBluetooth component. To prevent aheadset from automatically connecting,select Disabled.restore—restore the original Bluetoothsettings. This does not clear the pairinginformation.