Navigation Settings; Calculation Mode Settings - Garmin 50LM Owner's Manual

Navigation Settings

Select Settings > Navigation.
Route Preview: Shows a preview of the
major roads in your route when you start
navigation.
ERP Cost Saving: With ERP cost saving helper,
your DriveSmart will take ERP charges into
routing consideration and plan the more
economic route for you.
Calculation Mode: Sets the route calculation
method.
Fatigue Warning: Alerts you when you have
been driving for a long period without a
break.
Avoidances: Sets road features to avoid on a
route.
Custom Avoidances: Allows you to avoid
specific roads or areas.
Toll Roads: Sets preferences for avoiding toll
roads.
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Tolls and Fees: Sets preferences for avoiding
toll roads and toll stickers.
NOTE: This feature is not available in all
areas.
Restricted Mode: Disables all functions that
require significant operator attention and
could become a distraction while driving.
GPS Simulator: Stops the device from
receiving a GPS signal, and saves battery
power.

Calculation Mode Settings

Select Settings > Navigation > Calculation
Mode.
The route calculation is based on road speeds
and vehicle acceleration data for a given
route.
Faster Time: Calculates routes that are faster
to drive but can be longer in distance.
Shorter Distance: Calculates routes that are
Garmin DriveSmart™ 50LM