I have written a short script you can use instead the above manual procedure. Stick it into autostart list and you are done. This is an ugly hack but it works. If you need external mic you need to switch it on with gnome-alsa-mixer.
The script in attachment. ** Attachment added: "Script to switch internal mic on TP-X300" http://launchpadlibrarian.net/48333008/intmic -- Pulseaudio refuses to use internal microphone input (Lenovo X300) https://bugs.launchpad.net/bugs/434520 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