Thank you for reporting this bug to Ubuntu. Ubuntu 16.10 (yakkety) reached end-of-life on July 20, 2017.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: alsa-driver (Ubuntu) Status: New => Won't Fix -- 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/1635668 Title: [OptiPlex 7010, ATI R6xx HDMI, Digital Out, HDMI] Sound is distorted Status in alsa-driver package in Ubuntu: Won't Fix Bug description: This defect is not apparent on two other Ubuntu 16.04 machines. The upgrade to 16.10 did not change the symptoms. lsb_release -rd Description: Ubuntu 16.10 Release: 16.10 ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 4.8.0-26.28-generic 4.8.0 Uname: Linux 4.8.0-26-generic x86_64 ApportVersion: 2.20.3-0ubuntu8 Architecture: amd64 CurrentDesktop: Unity Date: Fri Oct 21 11:53:54 2016 InstallationDate: Installed on 2016-09-22 (29 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:HDMI failed Symptom_Card: Cape Verde/Pitcairn HDMI Audio [Radeon HD 7700/7800 Series] - HDA ATI HDMI Symptom_Jack: Digital Out, HDMI Symptom_Type: Digital clip or distortion, or "overdriven" sound Title: [OptiPlex 7010, ATI R6xx HDMI, Digital Out, HDMI] Sound is distorted UpgradeStatus: Upgraded to yakkety on 2016-10-21 (0 days ago) dmi.bios.date: 09/19/2012 dmi.bios.vendor: Dell Inc. dmi.bios.version: A08 dmi.board.name: 0773VG dmi.board.vendor: Dell Inc. dmi.board.version: A01 dmi.chassis.type: 3 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA08:bd09/19/2012:svnDellInc.:pnOptiPlex7010:pvr01:rvnDellInc.:rn0773VG:rvrA01:cvnDellInc.:ct3:cvr: dmi.product.name: OptiPlex 7010 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1635668/+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