[Resolved & Confirmed] Re: Alsa/Sound/ in 10.04 --> SOLVED

[zongo saiba]

On Tue, 2010-05-04 at 20:29 -0700, NoOp wrote:
> On 05/04/2010 05:56 PM, NoOp wrote:
> > On 05/04/2010 01:17 PM, zongo saiba wrote:
> [..]
> >> Type this in terminal --> $ cat /proc/asound/card0/codec#* | grep
> >> Codec. If the result is as follow: Codec: Conexant CX20582 (Pebble) 
> >> Codec: Intel G45 DEVCTG
> >> 
> >> Modify this file /etc/modprobe.d/alsa-base.conf and add this line at
> >> the end: options snd-hda-intel model="olpc-xo-1_5"
> >> 
> >> Reboot and voila. you should be sorted with external speakers and
> >> most of all with headsets and muted internal speakers when the jack
> >> is in use.
> >> 
> >> Ubuntu v10.0.4 Alsa v1.0.23
> >> 
> >> Hope this help some of you guys because I know sound is just a
> >> nightmare in Linux and I have been searching for a long time. I know
> >> that going without external speakers or headset is not an option (was
> >> not for me).
> >> 
> >> Kind Regards
> >> 
> >> zongo
> > 
> > Zongo, I owe you a drink of whatever it is you drink. Works for me on a
> > Conexant CX20583 (Pebble)
> > HP G60-530US Notebook
> > 
> > Thank you... thank you... thank you! I'm now listening to my playlist
> > via the headphones. Unplug the headphones & notebook speakers work.
> > 
> > Where did you find the 'snd-hda-intel model="olpc-xo-1_5"' info? I've
> > been searching everywhere & tried just about every model type that I
> > came across.
> > 
> > Note: I did notice a side effect however; internal microphone seems to
> > be no longer working. On this system I had to install
> > linux-backports-modules-alsa to get the mic working properly & after
> > modifying etc/modprobe.d/alsa-base.conf the internal mic is no longer
> > working. Sigh... that's OK - one problem at a time :-)
> > 
> > 
> 
> Unfortunately this doesn't seem to work on karmic, only on lucid.
> Related bug reports:
> https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/573284
> [0x1179ffe0 needs olpc-xo-1_5 model quirk for hp]
> https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/549289
> [[Conexant CX20582 (Pebble)] Playback problem - sound from speakers when
> headphones plugged in, or both in headphones and speakers]
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/477226
> [Sound simultaneously on headphones and speakers - Lenovo IdeaPad u350]
> 
> 
When I was on Karmic, I did not have any issue at all. Sound worked
nicely out the box. I did upgrade to Alsa 1.0.22 though.