I reported the bug #652096 for the same problem but in a SONY VAIO VPCS110FL. I installed patch from comment #81 and it works, but with the same restrictions of #85 and #86
-- [Realtek ID 275] No audio Sony VAIO VPCs111FM Lucid A2 https://bugs.launchpad.net/bugs/525149 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