[HDA-Intel - HDA Intel, playback] Pulseaudio fails to detect card

[luis ignacio]

no tengo sonido y el icono de sonido en la barra de menu silenciado

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: pulseaudio 1:8.0-0ubuntu3.2
ProcVersionSignature: Ubuntu 4.4.0-71.92-generic 4.4.49
Uname: Linux 4.4.0-71-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: npop 15193 F.... pulseaudio
 /dev/snd/pcmC0D0p: npop 2889 F...m chrome
 /dev/snd/controlC0: npop 2889 F.... chrome
 /dev/snd/timer: npop 2889 f.... chrome
CurrentDesktop: Unity
Date: Sat Apr 1 22:24:17 2017
InstallationDate: Installed on 2016-08-14 (230 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Daemon not responding.
SourcePackage: pulseaudio
Symptom: audio
Symptom_Card: CX2341[56] - IVTV-0
Title: [HDA-Intel - HDA Intel, playback] Pulseaudio fails to detect card
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/20/2007
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 5.17
dmi.board.name: LEONITE
dmi.board.vendor: ASUSTek Computer INC.
dmi.board.version: 5.00
dmi.chassis.type: 3
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: 1111
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr5.17:bd04/20/2007:svnHP-Pavilion:pnRZ446AA-ABMa6035la:pvr:rvnASUSTekComputerINC.:rnLEONITE:rvr5.00:cvnHewlett-Packard:ct3:cvr1111:
dmi.product.name: RZ446AA-ABM a6035la
dmi.sys.vendor: HP-Pavilion