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nüvi 3400 Series Owner’s Manual 51
• Map Tools—sets which icons are included
on the map. Up to three icons can be
included on the map.
• Map Layers—sets the data that appears on
the map (page 27).
• Dashboards—sets the map dashboard
layout.
• myMaps—sets which installed maps the
device uses.
Enabling Maps
TIP: To purchase additional map products, go to
www.garmin.com/maps.
1
Select Settings > Map and Vehicle >
myMaps.
2
Select a map.
Navigation Settings
Select Settings > Navigation.
• Calculation Mode—sets route preference.
• Avoidances—sets road features to avoid on
a route.
• Custom Avoidances—allows you to avoid
specic roads or areas.
• Advanced Detours—sets the length of a
detour.
• Limit Walking—controls the maximum
walking distance included in a pedestrian
route.
• Public Transit—enables or disables transit
types.
• Safe Mode—disables all functions that
require signicant operator attention and
could become a distraction while driving.
• GPS Simulator—stops the device from
receiving a GPS signal, and saves battery
power.