pin default seem incorrect if your rear panel have three jacks
try hdajacksensetest -a to test each jack in front panel and rear panel and use hda jack retask to fix the pin default 13.980293] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input4 [ 13.980474] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input5 [ 13.980640] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6 [ 13.980805] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7 [ 13.980969] input: HDA Intel Speaker CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8 [ 13.981132] input: HDA Intel Speaker Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9 [ 13.981294] input: HDA Intel Speaker Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1419607 Title: [E4610, SigmaTel STAC9227, Green Headphone Out, Front] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1419607/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs