The speakers themselves on the unit aren’t very powerful, and sound somewhat tinny, though that will probably smooth out as the speakers get broken in. Email me about changes to this bug report. Please, switch off ad blockers. Super User works best with JavaScript enabled. It should be included in the Ubuntu kernel as well. Chrysaor might have a fix.

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I got stsc9228 to both although I can’t get it to show in sound preferences but other than that it works perfectly! First check now whether you sigmmatel input works.

Seems the same here, on the first reboot after I install the kext everything works correctly, and after that nothing until I sleep or insert a headphone. Since the Vista and hopefully 7 driver I found at this link only works for a couple of models:. Please test proposed package.

Dell XPS M1530

The microphone must be selected as the input device and its sound volume must be turned on, not muted. We need some testing of the proposed kernel to see whether this has been resolved – please see comment 10 for information about how to get the proposed kernel. The first problem is solved sigmatel stac the M by the kext below: Talisman I tested two of the M and din’t staac9228, the one I got working is from jbonilla.


Dell Inspiron 15 RadeonCore i5 U, Comment on this change optional.

Bug # “[SigmaTel STAC] Recording problem” : Bugs : alsa-driver package : Ubuntu

This section is more for understanding the solution to a problem, rather than giving you an easy solution to all your problems with Audio. It can be different between revisions though. Using the sound control GUI in Unity I was unable to find any combination of options to enable sound to the speakers. Check you Sound pane in System Preferences to see if the default output and input are set correctly.

Do sigmqtel have Windows Vista drivers already? Node 0x0f [Pin Complex] wcaps 0x As these are experimental ones, everything might not work properly.


The Instructions and kexts have been made for and tested in an M only. If so, try to add your report there.

Unfortunately David Henningsson’s PPA doesn’t publish the snd-hda-tools package for any series after Oneiric so a simple. Check if you have HDAEnabler. If you are having the following problems you can sugmatel them by using the corresponding kexts. Well, sigmatel stac do have the HDMI port sigmatel stac will output 6 channels if that is what the audio stream is coded with.


I tried a few vista drivers off the Dell website, but those didn’t work. This bug affects 4 people. You shall reproduce and include copyright and other proprietary notices on and in any copies of the Software.

The required change is fairly trivial, but I’m uncomfortable with relying on the bios to Do The Right Thing. Get more from your inbox. But it should not hurt if we leave the headphone analog- output- desktop- speaker.

SndHdaIntelSoundProblems – Ubuntu Wiki

Sigmatel High Definition Au This limited sigmatel stac sgac9228 stac void if any media damage has sgmatel from accident, abuse, misapplication, or sigmatel stac or modification by someone other than Dell. The configdata one still doesn’t have audio working upon first boot and neither internal mic one works correctly. The second problem seems to have a solution and will be posted soon. I’m currently using the working Inspiron kext with the autoswitching, but upon reboot I have no audio until I sleep the laptop and wake it up.

Node 0x0a [Pin Complex] wcaps 0x