Macbook users experiencing sound problems with heir speakers in Ubuntu 11.04 may benefit from the following ‘fix’.
Adwait, of blog ‘thepirado’, wrote of a fix he found via the Ubuntu IRC channel.
You need to add a new line to a system module configuration file. As poking around with system modules can be risky, make sure you only edit/enter the commands stated below.
Open a terminal (or ALT+f2) and enter the following command:
In the text file that opens up add: -
to the bottom of the document. Hit save and close. Reboot Ubuntu and, providing this was the issue afflicting you, your sound should return to normal.
Adwait was also experiencing issues with the speakers LED. He suggests adding: -
to the file above to switch it off.
Via thepirado.com