Lenovo ThinkPad X240 (CID 201307-14019) which has the same audio components (pci ID and subsystem ID) and the same codec ALC292 could reproduce this bug with fresh installation 14.04.1 and updated 14.04.1 (kernel 3.13.0-44)
Please refer to the attachment 201307-14019_apport-bug.log for more details. ** Attachment added: "201307-14019_apport-bug.log" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1414706/+attachment/4307681/+files/201307-14019_apport-bug.log ** Also affects: hwe-next Importance: Undecided Status: New ** Summary changed: - [20ALCTO1WW, Realtek ALC292, Black Mic, Left] No sound at all + [20ALCTO1WW, Realtek ALC292, Black Mic, Left][Lenovo ThinkPad X240] external mic has no sound at all ** Tags added: 201307-14019 blocks-hwcert taipei-lab -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1414706 Title: [20ALCTO1WW, Realtek ALC292, Black Mic, Left][Lenovo ThinkPad X240] external mic has no sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1414706/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs