post the output of alsa-info.sh https://wiki.ubuntu.com/Audio/AlsaInfo
post the pulseaudio verbose log when you mute and unmute the sound in sound preference, does the alsamixer change respectively ? https://wiki.ubuntu.com/PulseAudio/Log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1074783 Title: ArtDio NB-005B USB Speakers Stopped Working in Ubuntu 12.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1074783/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
