M3 Series Hardware Manual
Page 22
...external interference may be inside a tunnel, inside a building, or tall buildings may obstruct the satellite signal Check for music or photo functions Re-install Mapping SD Card Satellite signal strength is obstructed by buildings or other materials Check and correct obstruction System software fails to ...cord and then plug it into the outlet again to reset the unit. Troubleshooting Problem Possible Cause Possible Solution Navigator cannot receive satellite signals or does not orient Unit may be removed for obstructions Mapping SD card may cause the unit to function abnormally....
...external interference may be inside a tunnel, inside a building, or tall buildings may obstruct the satellite signal Check for music or photo functions Re-install Mapping SD Card Satellite signal strength is obstructed by buildings or other materials Check and correct obstruction System software fails to ...cord and then plug it into the outlet again to reset the unit. Troubleshooting Problem Possible Cause Possible Solution Navigator cannot receive satellite signals or does not orient Unit may be removed for obstructions Mapping SD card may cause the unit to function abnormally....