you have to unmute master playback switch and increase master playback volume
you have to ask pulseaudio developer why master playback is muted when master mono switch is on Simple mixer control 'Master',0 Capabilities: pvolume pswitch penum Playback channels: Front Left - Front Right Limits: Playback 0 - 31 Mono: Front Left: Playback 0 [0%] [-46.50dB] [off] Front Right: Playback 0 [0%] [-46.50dB] [off] Simple mixer control 'Master Mono',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum Playback channels: Mono Limits: Playback 0 - 31 Mono: Playback 31 [100%] [0.00dB] [on] -- 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/1214670 Title: [ICH4 - Intel ICH6, playback] No sound at all Status in “alsa-driver” package in Ubuntu: Incomplete Bug description: Using Ubuntu 13.04 No sound at all. Have attempted to update ALSA drivers, however I get the message: E: Unable to locate package linux-alsa-driver-modules-3.8.0-27-generic E: Couldn't find any package by regex 'linux-alsa-driver-modules-3.8.0-27-generic' ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.8.0-27.40-generic 3.8.13.4 Uname: Linux 3.8.0-27-generic i686 ApportVersion: 2.9.2-0ubuntu8.3 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: keith 1328 F.... pulseaudio CurrentDmesg: [ 24.994030] input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/serio2/input/input7 Date: Tue Aug 20 21:12:07 2013 InstallationDate: Installed on 2013-08-18 (2 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release i386 (20130424) MarkForUpload: True PackageArchitecture: all ProcEnviron: TERM=xterm 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:ICH6 failed Symptom_Card: Built-in Audio - Intel ICH6 Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: keith 1328 F.... pulseaudio Symptom_Type: No sound at all Title: [ICH4 - Intel ICH6, playback] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/14/2006 dmi.bios.vendor: IBM dmi.bios.version: 76ET63WW (1.23 ) dmi.board.name: 1848W2S dmi.board.vendor: IBM dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: IBM dmi.chassis.version: Not Available dmi.modalias: dmi:bvnIBM:bvr76ET63WW(1.23):bd02/14/2006:svnIBM:pn1848W2S:pvrThinkPadR52:rvnIBM:rn1848W2S:rvrNotAvailable:cvnIBM:ct10:cvrNotAvailable: dmi.product.name: 1848W2S dmi.product.version: ThinkPad R52 dmi.sys.vendor: IBM To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1214670/+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
