https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1302090
try hdajackretask to change node 0x1a as speaker ** Changed in: alsa-driver (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1371977 Title: [Alienware 17, Realtek ALC668, Speaker, Internal] No sound at all Status in alsa-driver package in Ubuntu: Incomplete Bug description: First this was the problem and i did as it was given in some others report and the sound was working but after installing some other softwares it stopped working again ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.13.0-35.62-generic 3.13.11.6 Uname: Linux 3.13.0-35-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.4 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: max 2163 F.... pulseaudio /dev/snd/controlC1: max 2163 F.... pulseaudio CurrentDesktop: Unity Date: Sun Sep 21 01:57:56 2014 InstallationDate: Installed on 2014-08-19 (32 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: max 2163 F.... pulseaudio /dev/snd/controlC1: max 2163 F.... pulseaudio Symptom_Jack: Speaker, Internal Symptom_Type: No sound at all Title: [Alienware 17, Realtek ALC668, Speaker, Internal] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/25/2014 dmi.bios.vendor: Alienware dmi.bios.version: A09 dmi.board.name: 068R5X dmi.board.vendor: Alienware dmi.board.version: A03 dmi.chassis.type: 8 dmi.chassis.vendor: Alienware dmi.chassis.version: A09 dmi.modalias: dmi:bvnAlienware:bvrA09:bd02/25/2014:svnAlienware:pnAlienware17:pvrA09:rvnAlienware:rn068R5X:rvrA03:cvnAlienware:ct8:cvrA09: dmi.product.name: Alienware 17 dmi.product.version: A09 dmi.sys.vendor: Alienware mtime.conffile..etc.modprobe.d.alsa.base.conf: 2014-09-20T13:56:34.698572 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1371977/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp