wes93

Hello!!! Thanks for all!. i have put the igo primo in the sd and all it's ok, but the audio not work. if i turn off the source the audio work but when i set a source like usb the navigation audio doesen't work. how can i solve the problem? Thanks a lot for help. Sorry for my bad english, i'm italian. Regards Stefano P.S. My stereo is Pioneer Avic F550bt.