can you post the output of alsa-info.sh ? if headphone is plugged , the driver auto mute the rear panel audio
do your desktop support multi streaming in windows ? control.36 { iface CARD name 'Speaker Front Jack' value false comment { access read type BOOLEAN count 1 } } control.37 { iface CARD name 'Speaker Surround Jack' value false comment { access read type BOOLEAN count 1 } } control.38 { iface CARD name 'Speaker CLFE Jack' value false comment { access read type BOOLEAN count 1 } } control.39 { iface CARD name 'Speaker Side Jack' value false comment { access read type BOOLEAN count 1 } } control.40 { iface CARD name 'Front Headphone Jack' value true comment { access read type BOOLEAN count 1 } } -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1041322 Title: Very low sound on HP p7-1227c To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1041322/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs