did you record in stereo or mono when using audacity ?
are the left and right channels out of phase for your digital mic ?
Node 0x12 [Pin Complex] wcaps 0x40040b: Stereo Amp-In
Control: name="Internal Mic Boost Volume", index=0, device=0
ControlAmp: chs=3, dir=In, idx=0, ofs=0
Control: name="Internal Mic Phantom Jack", index=0, device=0
Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-In vals: [0x03 0x03]
Pincap 0x00000020: IN
Pin Default 0x90a60140: [Fixed] Mic at Int N/A
Conn = Digital, Color = Unknown
DefAssociation = 0x4, Sequence = 0x0
Misc = NO_PRESENCE
Pin-ctls: 0x20: IN
Power states: D0 D1 D2 D3 EPSS
Power: setting=D0, actual=D0
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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/1253803
Title:
[2436CTR, Realtek ALC269VC, Mic, Internal] No sound at all
Status in “alsa-driver” package in Ubuntu:
New
Bug description:
Xubuntu 13.10
All settings of alsamixer set to max volume including microphone boost.
Internal mic tested with Audacity and Skype
Absolutely no sound appears to be recorded
ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
Uname: Linux 3.11.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.12.5-0ubuntu2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: david 1447 F.... pulseaudio
/dev/snd/controlC0: david 1447 F.... pulseaudio
Date: Thu Nov 21 14:18:29 2013
InstallationDate: Installed on 2013-11-21 (0 days ago)
InstallationMedia: Xubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016)
MarkForUpload: True
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH failed
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: david 1447 F.... pulseaudio
/dev/snd/controlC0: david 1447 F.... pulseaudio
Symptom_Jack: Mic, Internal
Symptom_Type: No sound at all
Title: [2436CTR, Realtek ALC269VC, Mic, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/09/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: G5ET33WW (1.11 )
dmi.board.asset.tag: Not Available
dmi.board.name: 2436CTR
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvrG5ET33WW(1.11):bd08/09/2012:svnLENOVO:pn2436CTR:pvrThinkPadW530:rvnLENOVO:rn2436CTR:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 2436CTR
dmi.product.version: ThinkPad W530
dmi.sys.vendor: LENOVO
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