NavRoad RECO2 User Manual page 95

Wait for valid signal
The route will be calculated just after receiving valid GPS signal.
Last valid position
Route will be calculated from the place where GPS signal was lost.
Select from map
Using this function, you can set any point as your start.
When the route is calculated it's shown on the map (with blue color). Below the map, there is info
about: distance, ETA, time to destination and method of route calculation.