I saw a post here from an M520 owner that suggests an inverted amp setting: http://www.ubuntux.org/centrino-sound-problem
Run alsamixer with this command: alsamixer Turn off the 'External Amp' setting. and see if you get sound. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/930842 Title: I have no sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/930842/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
