Have you tried this? sudo modprobe snd-hda-intel probe_mask=8 model=3stack
Also https://help.ubuntu.com/community/DebuggingSoundProblems as separate attachments. ** Changed in: linux-source-2.6.22 (Ubuntu) Status: New => Incomplete -- no sound with SB450 HDA Audio https://bugs.launchpad.net/bugs/126777 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs