[HP Pavilion dv2000 (GJ175PA#ACJ), Conexant CX20549 (Venice), Speaker, Internal] No sound at all

[vijender singh rana]

The sound control volume slides automatically to ZERO/mute

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-109.132-generic 4.4.98
Uname: Linux 4.4.0-109-generic i686
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: i386
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: rana 1586 F.... pulseaudio
CurrentDesktop: Unity
Date: Mon Jan 22 13:27:45 2018
InstallationDate: Installed on 2016-02-11 (710 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release i386 (20160719)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Intel failed
Symptom_Card: Built-in Audio - HDA Intel
Symptom_DevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: rana 1586 F.... pulseaudio
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [HP Pavilion dv2000 (GJ175PA#ACJ), Conexant CX20549 (Venice), Speaker, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/27/2007
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.39
dmi.board.name: 30B2
dmi.board.vendor: Wistron
dmi.board.version: 61.65
dmi.chassis.type: 10
dmi.chassis.vendor: Wistron
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnHewlett-Packard:bvrF.39:bd08/27/2007:svnHewlett-Packard:pnHPPaviliondv2000(GJ175PA#ACJ):pvrF.39:rvnWistron:rn30B2:rvr61.65:cvnWistron:ct10:cvrN/A:
dmi.product.name: HP Pavilion dv2000 (GJ175PA#ACJ)
dmi.product.version: F.39
dmi.sys.vendor: Hewlett-Packard