At Mon, 2 Nov 2009 11:36:21 -0500, Shawn Starr wrote: > > On November 2, 2009 08:05:37 am Takashi Iwai wrote: > > At Thu, 29 Oct 2009 18:59:40 -0400, > > > > Shawn Starr wrote: > > > Hello ALSA developers, > > > > > > I am having problems with the microphone on the following hardware this > > > is on a Lenovo W500 laptop. > > > > > > Card: HDA Intel > > > Chip: Conexant CX20561 (Hermosa) > > > > > > Here is the problems im noticing: > > > > > > 1) If I use ALSA 'default' with the microphone I get noise interference > > > on output [high/low/high/low]. > > > > > > If I switch this to use the "ALSA Capture on HDA Intel [CONEXANT Analog] > > > I get interference except it is the standard 60Hz electrical noise > > > [steady noise] > > > > > > 2) Using the internal/external microphones gives an inconsistent volume. > > > It also does not seem to work with the microphone cutting out so much. I > > > need to adjust Digital + another microphone but it still drops capturing. > > > > > > Alsamixer shows: Digital/Docking Microphone/External Microphone/Internal > > > Microphone > > > > > > Here is the module options I give to the sound driver: > > > > > > options snd-intel-hda enable_msi=1 power_save=10 > > > power_save_controller=true model=laptop index=0 > > > > > > Assuming power saving/controller causes the microphone to cut out or not. > > > > > > 3) I'm now aware that this card has no pinouts for PCM capture > > > https://bugzilla.redhat.com/show_bug.cgi?id=502293 > > > > Could you give alsa-info.sh output? Run with --no-upload option, and > > attach the generated file. > > > Here's the attached output, Judging from the pin config, in your case, "Docking" seems controlling the external-mic volume. The "External Mic Volume" should be zero. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
