I have the problem solved with model=lenovo-nb0763 my system fujitsu-siemens amilo pi 2515 and audio codec is Realtek ALC883 cat /proc/asound/card0/codec#* | grep Codec Codec: Motorola Si3054 Codec: Realtek ALC883
ubuntu Linux 7.10 kernel 2.6.22-14-generic alsa-base version 1.0.14-1ubuntu2 and options line set to options snd-hda-intel model=lenovo-nb0763 in /etc/modprobe.d/alsa-base check http://www.mjmwired.net/kernel/Documentation/sound/alsa/ALSA-Configuration.txt#850 for ALC883 possible models -- snd_hda_intel (alc883 chipset) does not perform jack sense https://bugs.launchpad.net/bugs/114053 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs