Just a little more info. This is the dmesg output relating to HDA Intel from the 2.6.27 kernel that is working:
[ 10.637902] HDA Intel 0000:00:14.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 10.647534] hda_codec: Unknown model for ALC883, trying auto-probe from BIOS... [ 10.675679] HDA Intel 0000:01:05.1: PCI INT B -> GSI 19 (level, low) -> IRQ 19 [ 10.675699] HDA Intel 0000:01:05.1: setting latency timer to 64 -- alc883 audio chip not found in 2.6.28-11 kernel, works with 2.6.27-11 https://bugs.launchpad.net/bugs/369047 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs