You can try mixer configuration from here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/298336
If not work try remove module and load with some module options: sudo rmmod snd_hda_intel sudo modprobe snd_hda_intel model=acer Exist many alsa options for this sound card - try it all. -- cannot record sound on MCP61 https://bugs.launchpad.net/bugs/243505 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