I have the same problem - no sound at all when trying all the different drivers in the Sound GUI. My laptop model is Presario CQ40-126AX
lspci | grep Audio gives: 00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA) 01:00.1 Audio device: ATI Technologies Inc RV620 Audio device [Radeon HD 34xx Series] And as with manishmahabir, the extra options line didn't work. -- No audio on Compaq Presario CQ40 (jaunty amd64) https://bugs.launchpad.net/bugs/364706 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