I tried the configuration similar to the one in comment 29 on CID 201307-14019, and it could reproduce this bug.
It is: 14.04.1 on 201307-14019 BIOS VERSION: GIET60WW (2.10 ) oem-audio-hda-daily-dkms 0.201503250301~ubuntu14.04.1 3.13.0-46-generic #79-Ubuntu SMP Tue Mar 10 20:06:50 UTC 2015 The relevant alsa-info log dumped when recording audio could be found in the attachment comment39.tar.gz/comment39-3.13.46-hdadkms-GIET60WW-coef-on -------------------- Besides, I tested the other configuration. Their alsa-info log dumped when recording audio could be found in comment39.tar.gz as well. They are 3.13.0-46 with/without hda dkms, bios GIET60WW (2.10 ) 3.13.0-48 with/without hda dkms, bios GIET60WW (2.10 ) and all of them could reproduce this issue. when dumping alsa-info, the dump_coef was on if available. ** Attachment added: "comment39.tar.gz" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1414706/+attachment/4355463/+files/comment39.tar.gz -- 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 [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
