Originally Posted by mlichtenstein2
After upgrading to Ubuntu 12.04, I have lost sound. The sound worked fine in 8.04.
I have been trying many suggestions and still no sound for Ubuntu 12.04 and 13.1
for my Sony Vaio.
Please do not hijack this thread with support requests.
I'd give you a specific link that answers your question but this site's policy prevents me from doing so. Instead I suggest that you Google with using query: "Ubuntu 12.04" Sony Vaio sound