Okay, a new one to try for you: Uninstall the others, install http://people.canonical.com/~diwic/temp/alsa-intel-hda-optiplex-dkms_1.0.23_all.deb and reboot.
Okay, a new one to try for you: Uninstall the others, install http:// people. canonical. com/~diwic/ temp/alsa- intel-hda- optiplex- dkms_1. 0.23_all. deb and reboot.