Try to add in /etc/modprobe.d/alsa-base.conf the line -----%<----- options snd-hda-intel model=dell-bios -----%<----- This seems to fix it for me.
-- Extremely loud and intrusive system beep with (some?) HD Audio devices https://bugs.launchpad.net/bugs/331589 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