Re: [Alsa-user] can't get mic to work on snd-intel8x0
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From: Daniel S. <san...@gm...> - 2008-02-16 19:52:55
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Hey James, Thanks a lot for your reply. I've checked the setting as suggested but the result is the same [daniel@localhost ~]$ aumix -q vol 81, 81, P pcm 52, 52 speaker 100, 100 line 100, 100, P mic 100, 100, R cd 0, 0, P pcm2 74, 74 igain 100, 100 line1 0, 0, P phin 0, 0, P phout 74, 74, P video 100, 100, P [daniel@localhost ~]$ amixer scontents Simple mixer control 'Master',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 65536 Mono: Front Left: Playback 52852 [81%] [on] Front Right: Playback 52852 [81%] [on] Simple mixer control 'Capture',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 65536 Front Left: Capture 65536 [100%] [on] Front Right: Capture 65536 [100%] [on] When I do alsamixer -c 0 and while viewing all channels these are the values presented: Item: Master [dB gain=-9.00, -9.00] Item: Master Mono [dB gain=-12.00] Item: Headphone [dB gain=-12.00, -12.00] Item: Headphone Jack Sense [Off] Item: PCM [dB gain=-10.50, -10.50] Item: Surround [dB gain=-46.50, -46.50] Item: Surround Jack Mode [Shared] Item: Center [dB gain=0.00] Item: LFE [dB gain=-46.50] Item: Line [dB gain=12.00, 12.00] Item: Line Jack Sense [Off] Item: CD [dB gain=-4.50, -4.50] Item: Mic [dB gain=12.00, 12.00] Item: Mic Boost (+20dB) Item: Mic Select [Mic2] Item: Phone [dB gain=-34.50] Item: PC Speaker [dB gain=0.00] Item: Aux [dB gain=-34.50, -34.50] Item: Mono Output Select [Mix] Item: Capture [dB gain=22.50, 22.50] Item: Channel Mode [2ch] Item: Downmix [Off] Item: Exchange Center/LFE [Off] Item: Exchange Front/Surround [Off] Item: Exchange Mic/Line In [Off] Item: External Amplifier Item: Spread Front to Surround and Center/LFE [Off] Item: Stereo Mic Item: V_REFOUT [0 V] What else can I try? I'm I missing something obvious here? Cheers, Daniel On 16/02/2008, James Shatto <Sha...@ea...> wrote: > > > When I do "arecord -d 10 -f S16_LE -r 48000 -c 2 > > -t wav foobar.wav" and I literally put one of the > > speaker at full volume in one of my ears I can > > hear a very vere low volume version of myself. > > That's always a good sign. > > > _REFOUT=High-Z > > High-Z is high impedence(Mega Ohms). Generally meant for guitars that > plug directly in for recording. Put that on a mic and if you don't have > awesome gain, it's gonna make that signal very weak. If you can change that > setting, then do. That is if you're not playing electric guitar as the > input source. > > $ aumix -q > > That's what I normally use to show me my settings. Mic + iGain need to > have values other than 0. At least that how it used to work for me. Aumix > doesn't seem to play well with multiple soundcards. So I don't use it much > anymore. > > $ amixer scontents > > A bit verbose, but it should give you some details. Check out the > Capture, Mic, and Mic Boost settings. > > $ alsactl store (or restore) > > To save or restore whatever settings you've adjusted. My distro(debian) > checks for these stored settings before it'll even think of restoring them > from some other app like aumix. Basically if /etc/asound.state exists, > mixer settings are restored from there. > > $ alsamixer -c 0 > > To adjust mixer settings the alsa way(F1 for hotkey list). For some > settings, it's the only way to access them. At least that was the case for > some headphone jacks on dell laptops. > > HTH > > ------------------------------------------------------------------------- > This SF.net email is sponsored by: Microsoft > Defy all challenges. Microsoft(R) Visual Studio 2008. > http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ > _______________________________________________ > Alsa-user mailing list > Als...@li... > https://lists.sourceforge.net/lists/listinfo/alsa-user > |