I'm running Ubuntu 12.04 (LTS) on my Lenovo ThinkPad Edge E525 and I can't seem to get any sound out of the built-in speakers on my Notebook. I have tried rebooting, purging alsa, reinstalling and ...
I'm having problems with the microphone making a annoying noise that makes talking really hard. My laptop is a ThinkPad Edge 13 (the version with an intel processor) I reported a bug  and I got ...
When I plug external speakers into the docking station for Thinkpad T420s i get no sound (internal speakers mute). P.S. I know the solution but it seems to be ok post problem specific solution in ...