Public bug reported: just like here https://launchpad.net/distros/ubuntu/+source/linux-source-2.6.15/+bug/46233 on sound blaster audigy 4 there is no sound except front left/right channels.
moreover the card itself is not properly recognized, below is output of lspci | grep Audigy 0000:00:07.0 Multimedia audio controller: Creative Labs SB0400 Audigy2 Value same as dmesg | grep Audigy [17179590.104000] Audigy2 value: Special config. Note: the original reporter indicated the bug was in package 'alsa'; however, that package was not published in Ubuntu. ** Affects: Ubuntu Importance: Untriaged Status: Unconfirmed -- Only front left right speaker work Audigy 4 OEM https://launchpad.net/bugs/54443 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs