Public bug reported: The internal mic does not work out-of-the-box. The recorded sound is barely audible on many apps, such as Skype, Teams, Zoom.
Quick fix is to mute one of the channel. Same issue as described here: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1002978 SourcePackage: alsa-driver Symptom: audio Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH successful Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_Jack: Mic, Internal Symptom_PulseAudioRecordingTest: PulseAudio recording test through plughw:PCH successful Symptom_Type: None of the above Tags: jammy Title: [80SM, Conexant CX20751/2, Mic, Internal] Recording problem Uname: Linux 5.15.0-67-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) _MarkForUpload: True dmi.bios.date: 03/21/2016 dmi.bios.release: 1.23 dmi.bios.vendor: LENOVO dmi.bios.version: 0XCN23WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: Toronto 5A2 dmi.board.vendor: LENOVO dmi.board.version: 31900002 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 310-15ISK dmi.ec.firmware.release: 1.23 dmi.modalias: dmi:bvnLENOVO:bvr0XCN23WW:bd03/21/2016:br1.23:efr1.23:svnLENOVO:pn80SM:pvrLenovoideapad310-15ISK:rvnLENOVO:rnToronto5A2:rvr31900002WIN:cvnLENOVO:ct10:cvrLenovoideapad310-15ISK:skuLENOVO_MT_80SM_BU_idea_FM_Lenovoideapad310-15ISK: dmi.product.family: IDEAPAD dmi.product.name: 80SM dmi.product.sku: LENOVO_MT_80SM_BU_idea_FM_Lenovo ideapad 310-15ISK dmi.product.version: Lenovo ideapad 310-15ISK dmi.sys.vendor: LENOVO ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: kernel-sound ** Attachment added: "bug.report.txt" https://bugs.launchpad.net/bugs/2011623/+attachment/5654492/+files/bug.report.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2011623 Title: [Lenovo Ideapad 310][80SM, Conexant CX20751/2, Mic, Internal] Inverted internal microphone Status in linux package in Ubuntu: New Bug description: The internal mic does not work out-of-the-box. The recorded sound is barely audible on many apps, such as Skype, Teams, Zoom. Quick fix is to mute one of the channel. Same issue as described here: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1002978 SourcePackage: alsa-driver Symptom: audio Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH successful Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_Jack: Mic, Internal Symptom_PulseAudioRecordingTest: PulseAudio recording test through plughw:PCH successful Symptom_Type: None of the above Tags: jammy Title: [80SM, Conexant CX20751/2, Mic, Internal] Recording problem Uname: Linux 5.15.0-67-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) _MarkForUpload: True dmi.bios.date: 03/21/2016 dmi.bios.release: 1.23 dmi.bios.vendor: LENOVO dmi.bios.version: 0XCN23WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: Toronto 5A2 dmi.board.vendor: LENOVO dmi.board.version: 31900002 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 310-15ISK dmi.ec.firmware.release: 1.23 dmi.modalias: dmi:bvnLENOVO:bvr0XCN23WW:bd03/21/2016:br1.23:efr1.23:svnLENOVO:pn80SM:pvrLenovoideapad310-15ISK:rvnLENOVO:rnToronto5A2:rvr31900002WIN:cvnLENOVO:ct10:cvrLenovoideapad310-15ISK:skuLENOVO_MT_80SM_BU_idea_FM_Lenovoideapad310-15ISK: dmi.product.family: IDEAPAD dmi.product.name: 80SM dmi.product.sku: LENOVO_MT_80SM_BU_idea_FM_Lenovo ideapad 310-15ISK dmi.product.version: Lenovo ideapad 310-15ISK dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2011623/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
