Confirmed on a similar system. Acer Timeline U M5 481TG. This is likely upstream with alsa
Distribution: Arch AMD 64bit1 Kernel: 3.9.7-1-ARCH CPU: Intel(R) Core(TM) i5-3317U CPU @ 1.70GHz Ram 10gb DDR3 Intel HDA PCH codec ALC271x Symptom: Combo jack does not recognize microphone only headset when plugged in. Let me know if there is any info that could help . -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1128207 Title: [AO756, Realtek ALC271X, Mic, Internal] External Microphone doesn't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1128207/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
