I don't know Raymond. I just booted from ubuntu-12.04.5-desktop-amd64.iso, played a music file, opened alsamixer, and discovered that; changing Master M volume independently changed the internal speaker volume. In 14.04 Master M is muted by default, unmuting and raising the volume has no effect.
I don't know Raymond. I just booted from ubuntu- 12.04.5- desktop- amd64.iso, played a music file, opened alsamixer, and discovered that; changing Master M volume independently changed the internal speaker volume. In 14.04 Master M is muted by default, unmuting and raising the volume has no effect.