I have Built in Sound card 5.1 speaker supported,In Windows they play very well,bt in Ubuntu i just hear sound from my Front speaker.
not getting output from speakers of my lenovo E40-70 laptop
but able to hear sound from when plug headphone and only left front speaker responds on speaker test in system settings
details of my sound card has been uploaded at http://www.alsa-project.org/db/?f=cc...67627ec08a8a37
I have a built in Nvidia soundcard and 5.1 Logitech speakers, everytime I play mp3 all speakers work but only when I play a movie then Center and Sub dont produce sound.