you can use hda-analyzer to toggle R/L of node 0x24 to swap center and lfe channel
it is a side effect of the copy front feature which the front channel is copied to all speakers of 5.1 and 7.1 the desktop user may regarded this is a bug since center and lfe does not get the expected signal when playing stereo -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1120853 Title: [AD1988B,] 5.1 surround sound unresposive or of poor quality To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1120853/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
