Hi Raymond, concerning your comment #80
when I ran this command: cat /proc/asound/Intel/codec#* Codec: SigmaTel STAC9271D Address: 2 AFG Function Id: 0x1 (unsol 1) Vendor Id: 0x83847627 Subsystem Id: 0x80863001 Revision Id: 0x100201 No Modem Function Group found Default PCM: N/A Default Amp-In caps: N/A Default Amp-Out caps: N/A State of AFG node 0x01: Power: setting=UNKNOWN, actual=UNKNOWN, Error, Clock-stop-OK, Setting-reset Invalid AFG subtree I dont know if this has to do with unsol you mentioned Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540372 Title: [Intel DP35DP, SigmaTel STAC9271D, Green Speaker, Rear] Underruns, dropouts or crackling sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1540372/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs