[S1-PDGJG, Realtek ALC880, speakers no sound

[Henning]

hello my name is henning i german (sorry i cant no write english)

my internes speakers no sound and headfones is ok

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic i686
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: i386
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: henub 2913 F.... pulseaudio
CurrentDesktop: Unity
Date: Wed Aug 24 22:26:18 2016
InstallationDate: Installed on 2015-08-12 (378 days ago)
InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release i386 (20150218.1)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=de_DE
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Internes Audio - HDA Intel
Symptom_Jack: Line Out, Internal
Symptom_Type: No auto-mute between outputs
Title: [S1-PDGJG, Realtek ALC880, Line Out, Internal] No automute
UpgradeStatus: Upgraded to xenial on 2016-08-12 (11 days ago)
dmi.bios.date: 09/26/2006
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: RKYWSF1E
dmi.board.name: ROCKY
dmi.board.vendor: LG Electronics
dmi.board.version: Not Applicable
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LG Electronics
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrRKYWSF1E:bd09/26/2006:svnLGElectronics:pnS1-PDGJG:pvrNotApplicable:rvnLGElectronics:rnROCKY:rvrNotApplicable:cvnLGElectronics:ct10:cvrN/A:
dmi.product.name: S1-PDGJG
dmi.product.version: Not Applicable
dmi.sys.vendor: LG Electronics