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



Tap the options button at the right of the map or tap the map quickly to 
display the additional options screen. The availability of some functions 
depends on whether you are currently in navigation mode.
For detailed navigation functions and Extended mode operation, 
please 
visit our website at www.dualav.com. 
The additional options screen will open:

Tap this icon to adjust the brightness of the screen to daylight / night 
conditions. 

Tap this icon to temporarily block the current road. 

Tap this icon to display the 
 screen. 

Tap this icon to close the map and return to the main navigation screen.