My case is solved, thanks to: http://coolarm.wordpress.com/2008/06/15/keyboard-volume-control-ubuntu-not-working/ Probably I mixed the sound preferences trying to get my mike to work...
My case is solved, thanks to: coolarm. wordpress. com/2008/ 06/15/keyboard- volume- control- ubuntu- not-working/
http://
Probably I mixed the sound preferences trying to get my mike to work...