Trying to use Sony MH750 headset.
Works correctly on Windows 8.1 - can record from headset mic.
Doesn't work in Ubuntu 15.04 - headset is recognised as headphone - for recording uses internal mic.
grep -r Realtek /proc/asound/card*
/proc/asound/card1/codec#0:Codec: Realtek ALC283
ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.19.0-23.24-generic 3.19.8-ckt2
Uname: Linux 3.19.0-23-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: kirill 1825 F.... pulseaudio
/dev/snd/controlC0: kirill 1825 F.... pulseaudio
CurrentDesktop: Unity
Date: Fri Jul 24 11:04:30 2015
InstallationDate: Installed on 2014-11-19 (246 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaRecordingPlaybackStderr: o p e n ( ) : N o s u c h f i l e o r d i r e c t o r y
Symptom_AlsaRecordingTest: ALSA recording test through plughw:HDMI failed
Symptom_AlsaRecordingTestStderr: a r e c o r d : m a i n : 7 2 2 : a u d i o o p e n e r r o r : N o s u c h f i l e o r d i r e c t o r y
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Type: None of the above
Title: [HDA-Intel - HDA Intel HDMI, recording] Recording problem
UpgradeStatus: Upgraded to vivid on 2015-04-24 (90 days ago)
dmi.bios.date: 08/01/2014
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.02
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: EA50_HWS
dmi.board.vendor: Acer
dmi.board.version: V1.02
dmi.chassis.asset.tag: Chassis Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.02:bd08/01/2014:svnAcer:pnAspireE5-572G:pvrV1.02:rvnAcer:rnEA50_HWS:rvrV1.02:cvnAcer:ct10:cvrChassisVersion:
dmi.product.name: Aspire E5-572G
dmi.product.version: V1.02
dmi.sys.vendor: Acer
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