User Manual NAVIGON Mobile NavigatorNavigation - 39 -4.8 Starting navigationYou have specified a new destination (refer to chapter "Specifyinga new destination" on page 27) and tapped on the StartNavigation button,- OR –You have specified a destination (refer to chapter "Selecting astored destination" on page 35) and tapped on the StartNavigation button,- OR –In the MAIN WINDOW you have tapped on the Take Me Homebutton (refer to chapter "Navigating home", page 37),- OR –You have defined a destination on the map (refer to chapter"Specifying a destination on the map" on page 38) and tapped onthe Take Me There button.The map opens in Preview mode.The navigation destination is depicted by a small flag. The routeand the estimated time of the trip are displayed.The route is calculated based on the so called route profile.1. Tap on the Options button and select the Route Profile optionif you would like to view this route profile or change it.Note: The changes made to the route options will also affectany subsequent navigation.Information about changing the route profile can be found inchapter "Route Profile" on page 91.2. Tap on the Show Turn-by-Turn List button if you would like todisplay and view a detailed description of the calculated route.For more detailed information please refer to "Turn-by-TurnList" on page 74.3. Tap on the Start Navigation button or simply start driving.No GPS trackingThe following message appears if the GPS-signal is not sufficient:"No GPS signal available at present. Would you like to use thelast known position?"You have the following options:Ù Tap on the OK button. The route will be calculated using thelast known position as a starting point. As soon as GPS-tracking is sufficient for determining the position, the routewill be recalculated and you can begin navigation.Ù Tap on the Cancel button. The MAIN SCREEN opens. Yourdestination is stored in the LAST D ESTINATIONS list.