M3 Series Hardware Manual
Page 22
... Battery Secure unit Signal is unstable. If the problems still exist, please cut off and on rear. Troubleshooting Problem Possible Cause Possible Solution Navigator cannot receive satellite signals or does not orient Unit may be inside a tunnel, inside a building, or tall buildings may obstruct the... Check for obstructions Mapping SD card may be removed for music or photo functions Re-install Mapping SD Card Satellite signal strength is obstructed by buildings or other external interference may cause the unit to function abnormally. Other possibilities Static or other materials ...
... Battery Secure unit Signal is unstable. If the problems still exist, please cut off and on rear. Troubleshooting Problem Possible Cause Possible Solution Navigator cannot receive satellite signals or does not orient Unit may be inside a tunnel, inside a building, or tall buildings may obstruct the... Check for obstructions Mapping SD card may be removed for music or photo functions Re-install Mapping SD Card Satellite signal strength is obstructed by buildings or other external interference may cause the unit to function abnormally. Other possibilities Static or other materials ...