I have the same problem (Toshiba Portege M800 - codec Conexant CX20561) http://www.alsa- project.org/db/?f=0c3c7f03a0f4b7cbed2ea93de6ed48bd87506132
-- "Microphone boost" switch missing from volume controls https://bugs.launchpad.net/bugs/220787 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