Comment 0 for bug 1758736

There is not stereo playback only mono playback

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: pulseaudio 1:10.0-2ubuntu3.1
ProcVersionSignature: Ubuntu 4.13.0-37.42-generic 4.13.13
Uname: Linux 4.13.0-37-generic x86_64
ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/pcmC1D0p: kaj 1755 F...m pulseaudio
 /dev/snd/controlC1: kaj 1755 F.... pulseaudio
 /dev/snd/pcmC0D0c: kaj 1755 F...m pulseaudio
 /dev/snd/controlC0: kaj 1755 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Sun Mar 25 21:30:50 2018
InstallationDate: Installed on 2018-03-08 (17 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1)
SourcePackage: pulseaudio
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:S7 successful
Symptom_Card: SteelSeries Arctis 7 - SteelSeries Arctis 7
Symptom_PulsePlaybackTest: PulseAudio playback test failed
Symptom_Type: No sound at all
Title: [USB-Audio - SteelSeries Arctis 7, playback] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/09/2016
dmi.bios.vendor: LENOVO
dmi.bios.version: R06ET35W (1.09 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20FMS2AV00
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40697 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias: dmi:bvnLENOVO:bvrR06ET35W(1.09):bd03/09/2016:svnLENOVO:pn20FMS2AV00:pvrThinkPadT460:rvnLENOVO:rn20FMS2AV00:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad T460
dmi.product.name: 20FMS2AV00
dmi.product.version: ThinkPad T460
dmi.sys.vendor: LENOVO