*** This bug is a duplicate of bug 1533343 *** https://bugs.launchpad.net/bugs/1533343
ubuntu 16.04.2 fresh install no sound over hdmi if i boot from linux mint cinnamon 18.1 (live cd) the sound works fine. Gigabyte BRIX GB-BKI3A-7100 (intel i3 7100u) 16gb ddr4 samsung evo850 m.2 ssd uname -a Linux i37100u 4.8.0-41-generic #44~16.04.1-Ubuntu SMP Fri Mar 3 17:11:16 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux lspci 00:00.0 Host bridge: Intel Corporation Device 5904 (rev 02) 00:02.0 VGA compatible controller: Intel Corporation Device 5916 (rev 02) 00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller (rev 21) 00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP Thermal subsystem (rev 21) 00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME HECI (rev 21) 00:17.0 SATA controller: Intel Corporation Sunrise Point-LP SATA Controller [AHCI mode] (rev 21) 00:1c.0 PCI bridge: Intel Corporation Device 9d10 (rev f1) 00:1c.5 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port (rev f1) 00:1f.0 ISA bridge: Intel Corporation Device 9d58 (rev 21) 00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21) 00:1f.3 Audio device: Intel Corporation Device 9d71 (rev 21) 00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21) 00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection I219-LM (rev 21) 01:00.0 USB controller: ASMedia Technology Inc. ASM1142 USB 3.1 Host Controller 02:00.0 Network controller: Intel Corporation Device 24fb (rev 10) sudo aplay -l **** List of PLAYBACK Hardware Devices **** Home directory not accessible: Άρνηση πρόσβασης κάρτα 0: PCH [HDA Intel PCH], συσκευή 0: ALC255 Analog [ALC255 Analog] Υποσυσκευές: 1/1 Υποσυσκευή #0: subdevice #0 κάρτα 0: PCH [HDA Intel PCH], συσκευή 3: HDMI 0 [HDMI 0] Υποσυσκευές: 1/1 Υποσυσκευή #0: subdevice #0 κάρτα 0: PCH [HDA Intel PCH], συσκευή 7: HDMI 1 [HDMI 1] Υποσυσκευές: 1/1 Υποσυσκευή #0: subdevice #0 κάρτα 0: PCH [HDA Intel PCH], συσκευή 8: HDMI 2 [HDMI 2] Υποσυσκευές: 1/1 Υποσυσκευή #0: subdevice #0 -- 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/1606078 Title: No sound with Ubuntu 16.04 Status in alsa-driver package in Ubuntu: Incomplete Bug description: After a fresh install of Ubuntu 16.04.1 on an LG S1 Express Dual laptop there was no sound from the speakers unless external speakers where hooked to the headphones socket. This applies to the Ubuntu Mate, Xubuntu and Lubuntu variants. This laptop was working fine for all previous releases up to 14.04. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13 Uname: Linux 4.4.0-31-generic i686 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: bashar 3263 F.... pulseaudio CurrentDesktop: Unity Date: Mon Jul 25 01:51:19 2016 InstallationDate: Installed on 2016-07-24 (0 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release i386 (20160719) PackageArchitecture: all ProcEnviron: LANGUAGE=en_US PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Intel failed Symptom_Card: Built-in Audio - HDA Intel Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: bashar 3263 F.... pulseaudio Symptom_Jack: Line Out, Internal Symptom_Type: No sound at all Title: [S1-M401E1, Realtek ALC880, Line Out, Internal] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/16/2006 dmi.bios.vendor: Phoenix Technologies LTD dmi.bios.version: RKYWSF0B dmi.board.name: ROCKY dmi.board.vendor: LG Electronics dmi.board.version: Not Applicable dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LG Electronics dmi.chassis.version: N/A dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrRKYWSF0B:bd02/16/2006:svnLGElectronics:pnS1-M401E1:pvrNotApplicable:rvnLGElectronics:rnROCKY:rvrNotApplicable:cvnLGElectronics:ct10:cvrN/A: dmi.product.name: S1-M401E1 dmi.product.version: Not Applicable dmi.sys.vendor: LG Electronics To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1606078/+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