try hda-jack-sense-test to find out the node of mic , headphone and headset ?
autoconfig: line_outs=2 (0xb/0x11/0x0/0x0/0x0) type:line speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) hp_outs=2 (0x10/0xf/0x0/0x0/0x0) mono: mono_out=0x0 dig-out=0xc/0xd inputs: Mic=0x12 Line=0x13 dig-in=0xe -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1267675 Title: [13.10] Alienware M14xR2 (CA0132) - External headphone/headset/microphone do not work when plugged in To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1267675/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs