User's manual NAVIGON 20 EASY | 20 PLUS- 80 - Useful functionsThe navigation system calculates an alternative route avoiding theroute sections selected. The new driving instructions are displayedin the TURN -BY -T URN LIST window.3. Tap on (Back) in order to close the TURN -BY -TURN LISTwindow again.Removing blocks and using original routesSection blocks can be removed at any time.► In the TURN -BY-T URN LIST window, tap on Options > CalculateOriginal Route.8.14 TMC (Traffic Information)The integrated TMC receiver enables the navigation system to makeuse of current traffic messaging. If necessary it can change your routedynamically, for example in order to avoid a traffic jam.Note: TMC is available free of charge in many European countries.PremiumTMC, promising a faster and more up-to-date service, isoffered (exclusively or in addition) in some countries at a charge.You can subscribe to PremiumTMC services on our websitewww.navigon.com.8.14.1 Preview TMCIf a new traffic message concerning your route arises while navigation isin progress, the Traffic Information button will appear at the right edgeof the screen.Recalculate Route: AutomaticallyIf you have selected Automatically for the Recalculate Route setting, thebutton will not show a distance The traffic obstruction will be avoidedautomatically if this can justifiably shorten the trip. If not, the trafficinformation will be ignored.Recalculate Route: On RequestIf you have selected On Request, then the distance to the reportedtraffic obstruction will be indicated on the button. The button will turn redif the distance is less than 50 km.► Tap on the (Traffic Information) button.The P REVIEW TMC window opens. It shows a map view with theroute section affected by the message. If the reported obstruction islikely to involve a considerable loss of time, a possible detour willalso be shown.