Having the same issue (no sound on test tone or anywhere else) on an older Gateway laptop running up-to-date 11.04.
Alsamixer (CLI) is showing... Card: Intel 82801DB-ICH4 (same as subject) Chip: Conexant Cx20468-31 (not sure) Eric P. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/693156 Title: [ICH4 - Intel 82801DB-ICH4] ALSA test tone not correctly played back -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs