it is unlikely that you perform test without anying plug into headphone jack or Line out jack
https://launchpad.net/~diwic/+archive/hda try hda-jack-sense-test -a do the following command return 0x80000000 when you hp/speaker plugged into following jacks and return 0 when you unplugged Headphone hda-verb /dev/snd/hwC0D0 0x1b GET_PIN_SENSE 0 Line Out (green) hda-verb /dev/snd/hwC0D0 0x14 GET_PIN_SENSE 0 Line Out (black) hda-verb /dev/snd/hwC0D0 0x15 GET_PIN_SENSE 0 Line Out (orange) hda-verb /dev/snd/hwC0D0 0x16 GET_PIN_SENSE 0 Line Out (grey) hda-verb /dev/snd/hwC0D0 0x16 GET_PIN_SENSE 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1252212 Title: [MS-7697, Realtek ALC887-VD, Green Line Out, Rear] Background noise or low volume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1252212/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
