Hi, I don't know what I can do for you...
I have sound and it work fine, it isn't soft at all, and the quality is fine as well.
What I can advice you is perhaps go into ubuntu guide (unofficial) and check out the point about "how to make the sound work" it's in the lasts subjects...
http://ubuntuguide.org/
I did it and nothings changed, but it can change something for you.
Just now I'm in windows to make a backup of my entire system and I will try the new version of gentoo, the 2005.1. I have printed the manual, it doesn't seems to be so complicated to install...
sorry not being able to help you out.
By the way, I suppose you already change settings on alsamixer by typing
If you havn't done this, do so, it can be helpful.
Alsa if you want, here's my email and msn adress:
adrislayer@msn.com but I don't think I can help you a lot...
PS: this can help you out:
http://ubuntuforums.org/showthread.php?t=26567