0 BMW Motorrad Navigator IV Owner’s ManualAppendixTroubleshootingProblem/Question Solution/AnswerMy Navigator IV nevergets satellite signals. Take your Navigator IV out of parking garages and away from tall buildings and trees. Remain stationary for several minutes.My Navigator IV doesnot charge in myvehicle.Check the fuse in the automotive power cable.Ensure the vehicle is turned on and is supplying power to the power outlet.Your Navigator IV can only charge between 32°F and 113°F (0°C and 45°C). If the Navigator IV is placed in direct sunlight or in ahot environment, it cannot charge.How do I clear all myuser data?Hold your finger on the lower-right corner of the Navigator IV screen while it is turning on. Keep your finger pressed until themessage appears. Touch Yes to clear all user data.The Navigator IV islocked up/frozen.If the Navigator IV screen stops functioning, turn off the Navigator IV, and then turn on the Navigator IV. If this does not help, pressthe Power button and hold it for 8 seconds. Turn on the Navigator IV again. The Navigator IV should operate normally.The touchscreen isnot responding to mytouches properly.Turn off the Navigator IV. Hold your finger on the screen and then press and hold the Power button. Hold until the calibration screenappears.Follow on-screen instructions.I cannot hear audiothrough the internalspeaker.From the Main menu, touch Volume, verify that Mute is not select and the volume is not set at 0%.The audio you are trying to listen to may not play through the device you are using. See the audio options matrix on page 34My battery gauge doesnot seem accurate. Allow the unit to fully discharge, and then fully charge it (without interrupting the charge cycle).My phone will notconnect to theNavigator IV.Touch Tools > Settings > Bluetooth. Verify that the Bluetooth field is set to Enabled.Ensure your phone is turned on and is less than 33 feet (about 10 meters) away from your Navigator IV.Go to www.garmin.com/bluetooth for more help.How do I know myNavigator IV is in USBmass storage mode?When your Navigator IV is in USB mass storage mode, a picture of a Navigator IV connected to a computer is shown. Also, youshould see two new removable disk drives listed in My Computer.