Re: [gentoo-user] Can't hear anything. :-(

[bn <brullonulla@gmail.com>]

Alan Mackenzie ha scritto:
> Hi, gentoo,
> 
> I'm trying to get sound to sound on my new Gentoo box, following the
> "Gentoo Linux ALSA Guide".  Everything seems to be working fine, except
> no sound is coming out of my loudspeakers.
> 
> I've checked the obvious things: the speakers are plugged in, switched
> on and connected to the appropriate socket on my motherboard (the light
> green one).
> 
> I have drivers for my motherboard's sound chips compiled into my kernel,
> and they are correctly identified by alsamixer.  With alsamixer I've
> unmuted various things and turned up the volume.
> 
> madplay appears to play an mp3 file I have.  Just that no actual sound
> comes out.
> 
> One other strange thing: the titles under the "volume bars" in alsamixer
> are very different from the ones in the document: Instead of "Master /
> Headphone / Tone / Bass / Treble / 3D Contr / PCM", I've got " Master /
> Headphon / Front / Front Mi / Surround / Center / LFE / Side / Line /
> Mic / Mic Boos / S/PDIF / S/PDIF D / Beep".  Why is this?  In
> particular, I'm missing the "PCM" volume bar which the documentation
> says is so important to unmute.
> 
> What am I missing here?
> 
> Thanks in advance!
> 

Have you tried this?
http://www.pubbs.net/gentoo/200912/63563/

I had a similar problem, I hope it helps. Drivers are one thing, but
codecs another.

m.