M3 Series Hardware Manual
Page 22
... unit. Other possibilities Static or other external interference may be removed 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 function after entering a command... the power supply and consult your service cefnter or a qualified technician. 21 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...
... unit. Other possibilities Static or other external interference may be removed 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 function after entering a command... the power supply and consult your service cefnter or a qualified technician. 21 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...