did you change /etc/modprobe.d/alsa-base.conf ?
try latest alsa driver since pulseaudio expect those Jack detection kcontrols https://wiki.ubuntu.com/Audio/UpgradingAlsa/DKMS post the output of alsa-info.sh https://wiki.ubuntu.com/Audio/AlsaInfo ** Changed in: pulseaudio (Ubuntu) Status: New => Incomplete ** Summary changed: - [System Product Name, Analog Devices ID 198b, Green Line Out, Rear] No sound at all + [ ASUS M2N-TE, Analog Devices ID 198b, Green Line Out, Rear] No sound at all -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1236513 Title: [ ASUS M2N-TE, Analog Devices ID 198b, Green Line Out, Rear] No sound at all Status in “pulseaudio” package in Ubuntu: Incomplete Bug description: while working in XFCE ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: pulseaudio 1:1.1-0ubuntu15.4 ProcVersionSignature: Ubuntu 3.2.0-54.82-generic 3.2.50 Uname: Linux 3.2.0-54-generic x86_64 NonfreeKernelModules: nvidia AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. AplayDevices: **** List of PLAYBACK Hardware Devices **** card 0: NVidia [HDA NVidia], device 0: HDA Generic [HDA Generic] Subdevices: 1/1 Subdevice #0: subdevice #0 ApportVersion: 2.0.1-0ubuntu17.5 Architecture: amd64 ArecordDevices: **** List of CAPTURE Hardware Devices **** card 0: NVidia [HDA NVidia], device 0: HDA Generic [HDA Generic] Subdevices: 1/1 Subdevice #0: subdevice #0 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: peter 2816 F.... pulseaudio Card0.Amixer.info: Card hw:0 'NVidia'/'HDA NVidia at 0xfe024000 irq 22' Mixer name : 'Analog Devices ID 198b' Components : 'HDA:11d4198b,1043821f,00100300' Controls : 3 Simple ctrls : 3 Date: Mon Oct 7 20:05:39 2013 InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1) MarkForUpload: True ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=de_DE.UTF-8 SHELL=/bin/bash SourcePackage: pulseaudio Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:NVidia successful Symptom_Card: Internes Audio - HDA NVidia Symptom_DevicesInUse: 2816 peter F.... pulseaudio PID ACCESS COMMAND Symptom_Jack: Green Line Out, Rear Symptom_PulsePlaybackTest: PulseAudio playback test failed Symptom_Type: No sound at all Title: [System Product Name, Analog Devices ID 198b, Green Line Out, Rear] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/27/2007 dmi.bios.vendor: Phoenix Technologies, LTD dmi.bios.version: ASUS M2N-TE ACPI BIOS Revision 0210 dmi.board.name: M2N-TE dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: 1.XX dmi.chassis.asset.tag: 123456789000 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvrASUSM2N-TEACPIBIOSRevision0210:bd06/27/2007:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM2N-TE:rvr1.XX:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1236513/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp