Garmin GVN 52 - Manual (Page 45)

GVN 52 Owner’s Manual 
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text Size—adjust the display size of text on the map.
Zoom Level Detail—customize which map items appear
at various zoom levels. For each map item, you can
select Off, Auto, or a maximum zoom distance, from 120
feet to 800 miles.
notE: More detail increases the time it takes the
map to refresh.
Detail Maps—enable and disable the detailed maps.
Changing the Navigation Settings
Press Menu three times. Then select navigation .
Vehicle—specify your vehicle type.
preference—select a preference for route calculations.
ask preference—select whether the navigation system
asks for your preference each time it calculates a route.
next turn pop-up—select when the Next Turn pop-up
window appears.
off-route recalculation—set the way the navigation
system responds when off the route. You can silence the
“off-route, recalculating” message here.