Here we go, let me add one to the list... Gutsy, 7.10 x64 up-to-date Dell Precision M4300 laptop 4 GB RAM 160 GB HDD 1920x1200 screen nVidia Quadro FX 360M Intel 3945ABG wi-fi Broadcom BCM5755M GigE PCI Id: 00:1b.0 0403: 8086:284b (rev 02) 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 02) Codec: SigmaTel STAC9205 $ lsmod | grep snd snd_hda_intel 375848 0 snd_pcm_oss 47488 0 snd_mixer_oss 20096 1 snd_pcm_oss snd_pcm 93832 2 snd_hda_intel,snd_pcm_oss snd_page_alloc 12560 2 snd_hda_intel,snd_pcm snd_hwdep 12168 1 snd_hda_intel snd_seq_dummy 5380 0 snd_seq_oss 36864 0 snd_seq_midi 11008 0 snd_rawmidi 29824 1 snd_seq_midi snd_seq_midi_event 9984 2 snd_seq_oss,snd_seq_midi snd_seq 62624 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event snd_timer 27400 2 snd_pcm,snd_seq snd_seq_device 10260 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq snd 69544 10 snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_hwdep,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device soundcore 10272 1 snd $ modinfo snd-hda-intel filename: /lib/modules/2.6.22-14-generic/updates/sound/pci/hda/snd-hda-intel.ko description: Intel HDA driver license: GPL srcversion: 7C05112D0C9214E90DF6E16 alias: pci:v000010DEd00000777sv*sd*bc*sc*i* alias: pci:v000010DEd00000776sv*sd*bc*sc*i* alias: pci:v000010DEd00000775sv*sd*bc*sc*i* alias: pci:v000010DEd00000774sv*sd*bc*sc*i* alias: pci:v000010DEd000007FDsv*sd*bc*sc*i* alias: pci:v000010DEd000007FCsv*sd*bc*sc*i* alias: pci:v000010DEd0000055Dsv*sd*bc*sc*i* alias: pci:v000010DEd0000055Csv*sd*bc*sc*i* alias: pci:v000010DEd0000044Bsv*sd*bc*sc*i* alias: pci:v000010DEd0000044Asv*sd*bc*sc*i* alias: pci:v000010DEd000003F0sv*sd*bc*sc*i* alias: pci:v000010DEd000003E4sv*sd*bc*sc*i* alias: pci:v000010DEd00000371sv*sd*bc*sc*i* alias: pci:v000010DEd0000026Csv*sd*bc*sc*i* alias: pci:v000010B9d00005461sv*sd*bc*sc*i* alias: pci:v00001039d00007502sv*sd*bc*sc*i* alias: pci:v00001106d00003288sv*sd*bc*sc*i* alias: pci:v00001002d0000AA00sv*sd*bc*sc*i* alias: pci:v00001002d0000960Csv*sd*bc*sc*i* alias: pci:v00001002d00007919sv*sd*bc*sc*i* alias: pci:v00001002d0000793Bsv*sd*bc*sc*i* alias: pci:v00001002d00004383sv*sd*bc*sc*i* alias: pci:v00001002d0000437Bsv*sd*bc*sc*i* alias: pci:v00008086d0000293Fsv*sd*bc*sc*i* alias: pci:v00008086d0000293Esv*sd*bc*sc*i* alias: pci:v00008086d0000284Bsv*sd*bc*sc*i* alias: pci:v00008086d0000269Asv*sd*bc*sc*i* alias: pci:v00008086d000027D8sv*sd*bc*sc*i* alias: pci:v00008086d00002668sv*sd*bc*sc*i* depends: snd-pcm,snd-page-alloc,snd,snd-hwdep,snd vermagic: 2.6.22-14-generic SMP mod_unload parm: power_save:Automatic power-saving timeout (in second, 0 = disable). (int) parm: index:Index value for Intel HD audio interface. (int) parm: id:ID string for Intel HD audio interface. (charp) parm: model:Use the given board model. (charp) parm: position_fix:Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size). (int) parm: probe_mask:Bitmask to probe codecs (default = -1). (int) parm: single_cmd:Use single command to communicate with codecs (for debugging only). (bool) parm: enable_msi:Enable Message Signaled Interrupt (MSI) (int) parm: power_save_controller:Reset controller in power save mode. (bool) parm: enable:bool I have the linux-backport-modules installed. I am plagued with the sound volume increasing on its own. I'll try options snd-hda-intel model=dell-m42 or dell-m43 or dell-m44 or ref Nico