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On Tuesday 16 February 2010, Alan Mackenzie wrote: |
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> Hi, gentoo, |
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> |
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> I'm trying to get sound to sound on my new Gentoo box, following the |
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> "Gentoo Linux ALSA Guide". Everything seems to be working fine, except |
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> no sound is coming out of my loudspeakers. |
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> |
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> I've checked the obvious things: the speakers are plugged in, switched |
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> on and connected to the appropriate socket on my motherboard (the light |
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> green one). |
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> |
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> I have drivers for my motherboard's sound chips compiled into my kernel, |
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> and they are correctly identified by alsamixer. With alsamixer I've |
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> unmuted various things and turned up the volume. |
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> |
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> madplay appears to play an mp3 file I have. Just that no actual sound |
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> comes out. |
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> |
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> One other strange thing: the titles under the "volume bars" in alsamixer |
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> are very different from the ones in the document: Instead of "Master / |
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> Headphone / Tone / Bass / Treble / 3D Contr / PCM", I've got " Master / |
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> Headphon / Front / Front Mi / Surround / Center / LFE / Side / Line / |
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> Mic / Mic Boos / S/PDIF / S/PDIF D / Beep". Why is this? In |
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> particular, I'm missing the "PCM" volume bar which the documentation |
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> says is so important to unmute. |
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> |
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> What am I missing here? |
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> |
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> Thanks in advance! |
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|
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I had a similar problem with an Audigy (CA0106) card. If depends if you have |
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analogue or digital speakers. If they are analog the S/PDIF slider must be |
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*muted* or there is no sound. This is counter-intuitive since one's first |
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action with Alsa is to unmute everything! |
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|
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HTH |
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-Robin |
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-- |
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Robin Atwood. |
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|
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"Ship me somewheres east of Suez, where the best is like the worst, |
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Where there ain't no Ten Commandments an' a man can raise a thirst" |
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from "Mandalay" by Rudyard Kipling |
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