If it can help: I tried both Fedora 13 Live CD and Puppy Linux 5.0 (both with a 2.6.33 kernel and AlsaMixer v1.0.22) on a Dell Optiplex 380 and there is no sound at all, either.
If it can help: I tried both Fedora 13 Live CD and Puppy Linux 5.0 (both with a 2.6.33 kernel and AlsaMixer v1.0.22) on a Dell Optiplex 380 and there is no sound at all, either.