Very low sound level. Alsamixer and pavucontrol did not help.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10
Uname: Linux 4.4.0-24-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: hoofoo 1877 F.... pulseaudio
CurrentDesktop: GNOME
Date: Wed Jun 29 13:37:49 2016
InstallationDate: Installed on 2016-06-18 (10 days ago)
InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Release amd64 (20160421)
PackageArchitecture: all
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=ru_RU.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Built-in Audio - HDA Intel PCH
Symptom_Jack: Black Headphone Out, Left
Symptom_Type: Volume slider, or mixer problems
Title: [SVS1512Z9EB, Realtek ALC275, Black Headphone Out, Left] volume slider problem
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/18/2012
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: R0081C8
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.asset.tag: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnInsydeCorp.:bvrR0081C8:bd09/18/2012:svnSonyCorporation:pnSVS1512Z9EB:pvrC60B4TX4:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: SVS1512Z9EB
dmi.product.version: C60B4TX4
dmi.sys.vendor: Sony Corporation
mtime.conffile..etc.modprobe.d.alsa-base.conf: 2016-06-29T12:57:00.907312
Status changed to 'Confirmed' because the bug affects multiple users.