Hi Daniel, Thanks for your help. Please find attached the outputs for the commands you asked to run.
It seems that also in my case the issue is with the modem driver - disabling it from Hardware Drivers fixes the sound. ** Attachment added: "pulseaudio -vvvv" http://launchpadlibrarian.net/31740054/pulseaudio%20-vvvv -- [karmic] pulseaudio: card not found - Null Output / Dummy Output https://bugs.launchpad.net/bugs/394500 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs