Thank you for reporting this bug to Ubuntu. Ubuntu 10.10 (maverick) reached end-of-life on April 10, 2012.
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. ** Changed in: pulseaudio (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/723394 Title: Realtek ALC888 Ringing sound, depends on channel settings Status in pulseaudio package in Ubuntu: Incomplete Bug description: Binary package hint: pulseaudio Higher frequencies have a very strong ringing, especially when choosing 5.1 channels. Little ringing and distortions or distortions at different frequencies when selecting different channel settings, like 4.0 channels or 4.1 channels. Ubuntu 10.10 pulseaudio: Installed: 1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu21.1 Candidate: 1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu21.1 Version table: ProblemType: Bug DistroRelease: Ubuntu 10.10 Package: pulseaudio 1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu21.1 ProcVersionSignature: Ubuntu 2.6.35-25.44-generic-pae 2.6.35.10 Uname: Linux 2.6.35-25-generic-pae i686 NonfreeKernelModules: nvidia AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23. Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: wonko 1618 F.... pulseaudio /dev/snd/pcmC0D0p: wonko 1618 F...m pulseaudio /dev/snd/controlC1: wonko 1618 F.... pulseaudio /dev/snd/pcmC1D0c: wonko 1618 F...m pulseaudio Card0.Amixer.info: Card hw:0 'Intel'/'HDA Intel at 0xf9ff8000 irq 45' Mixer name : 'Realtek ALC888' Components : 'HDA:10ec0888,14627519,00100001' Controls : 33 Simple ctrls : 19 Card1.Amixer.info: Card hw:1 'U0x46d0x89d'/'USB Device 0x46d:0x89d at usb-0000:00:1a.2-1, full speed' Mixer name : 'USB Mixer' Components : 'USB046d:089d' Controls : 3 Simple ctrls : 2 Date: Tue Feb 22 23:20:47 2011 InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007) ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SelectedCard: 0 Intel HDA-Intel - HDA Intel SourcePackage: pulseaudio Symptom: audio Title: [Realtek ALC888] PA test tone failed (alsa tone succeeded) dmi.bios.date: 06/11/2008 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: V1.2 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: MS-7519 dmi.board.vendor: MICRO-STAR INTERNATIONAL CO.,LTD dmi.board.version: 1.0 dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: MICRO-STAR INTERNATIONAL CO.,LTD dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV1.2:bd06/11/2008:svnMICRO-STARINTERNATIONALCO.,LTD:pnMS-7519:pvr1.0:rvnMICRO-STARINTERNATIONALCO.,LTD:rnMS-7519:rvr1.0:cvnMICRO-STARINTERNATIONALCO.,LTD:ct3:cvr1.0: dmi.product.name: MS-7519 dmi.product.version: 1.0 dmi.sys.vendor: MICRO-STAR INTERNATIONAL CO.,LTD To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/723394/+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