Would it be possible for someone with the hardware to test this patch? It should be applied on top of Takashi's daily snapshot. If this doesn't say you anything, let me know and I'll make a dkms package for you as well. That would require you to run Maverick though.
** Patch added: "acer_7720z_subwoofer.patch" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/516725/+attachment/1901173/+files/acer_7720z_subwoofer.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/516725 Title: acer 7720g laptop 3 spkr's 3rd being sub woofer not working -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs