Good news : with pure alsa withouth pulseaudio, we can output a great sound out of the speakers. So not an alsa problem it seems.
** Summary changed: - [Skylake Platform, Realtek ALC269VB, Speaker, Internal] No sound at all + [Skylake Platform, Realtek ALC269VB, Speaker, Internal] No sound at all with pulseaudio - Alsa OK -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1518394 Title: [Skylake Platform, Realtek ALC269VB, Speaker, Internal] No sound at all with pulseaudio - Alsa OK Status in alsa-driver package in Ubuntu: New Bug description: We try to certify the TopStar u931 laptop which includes Skylake audio. When going to sound preferences , speaker is never shown, only headphones, even if they are not connected When running pavucontrol, headphones are shown plugged in and speakers are shown "unavailable" this might be a bios problem or hardware. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6 Uname: Linux 4.2.0-19-generic x86_64 ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: oem 2296 F.... pulseaudio oem 7591 F.... alsamixer CurrentDesktop: Unity Date: Fri Nov 20 18:00:31 2015 InstallationDate: Installed on 2015-11-14 (6 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed Symptom_Card: Audio interne - HDA Intel PCH Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: oem 2296 F.... pulseaudio oem 7591 F.... alsamixer Symptom_Jack: Speaker, Internal Symptom_Type: No sound at all Title: [Skylake Platform, Realtek ALC269VB, Speaker, Internal] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/10/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 5.11 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: WhiteTip Mountain1 Fab2 dmi.board.vendor: Topstar dmi.board.version: RVP7 dmi.chassis.asset.tag: Default string dmi.chassis.type: 9 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr5.11:bd09/10/2015:svnIntelCorporation:pnSkylakePlatform:pvr0.1:rvnTopstar:rnWhiteTipMountain1Fab2:rvrRVP7:cvnDefaultstring:ct9:cvrDefaultstring: dmi.product.name: Skylake Platform dmi.product.version: 0.1 dmi.sys.vendor: Intel Corporation mtime.conffile..etc.modprobe.d.alsa.base.conf: 2015-11-15T21:52:13.199491 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1518394/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp