https://launchpadlibrarian.net/35743675/BootDmesg.txt
you have to compare the boot system log with yours to find out why intel8x0 was not loaded 24.537878] Intel ICH 0000:00:04.0: PCI INT A -> Link[APCJ] -> GSI 22 (level, low) -> IRQ 22 [ 24.537936] Intel ICH 0000:00:04.0: setting latency timer to 64 [ [ 24.890021] intel8x0_measure_ac97_clock: measured 60701 usecs (2976 samples) [ 24.890025] intel8x0: clocking to 46994 did you disable the onboard sound in bios setup ? can you find ck804 audio controller if you removed the hdmi card ? lspci -vvv 00:04.0 Multimedia audio controller [0401]: nVidia Corporation CK804 AC'97 Audio Controller [10de:0059] (rev a2) Subsystem: ASUSTeK Computer Inc. Device [1043:812a] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 (500ns min, 1250ns max) Interrupt: pin A routed to IRQ 22 Region 0: I/O ports at dc00 [size=256] Region 1: I/O ports at e000 [size=256] Region 2: Memory at d5003000 (32-bit, non-prefetchable) [size=4K] Capabilities: <access denied> Kernel driver in use: Intel ICH Kernel modules: snd-intel8x0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1067619 Title: onboard sound not available - only hdmi through soundcard available To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1067619/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs