it depend on whether your computer chassis have HDA front audio panel and the front audio panel connector are connected according to your motherboard specification.
use ac97 front panel or connect the wrong pin of hda front audio panel may lead to jack detection problem even when your headphone is not plugged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1213769 Title: [ASUS P8Z68-V PRO, Realtek ALC892, Green Line Out, Rear] Popping sound or crackle every few seconds while playing audio To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1213769/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
