Too bad your efforts didn't work out yet. To be able to analyse the problem, we need some more information. Please look at https://help.ubuntu.com/community/DebuggingSoundProblems , especially the section "Reporting Sound Bugs".
Also, make sure that you really tried all controls in alsamixer - not only unmuting everything, but also muting for example the capture monitor, if you have any (see comment from Miklosi Attila on http ://alsa-project.org/alsa-doc/doc- php/template.php?company=Intel&card=ICH+southbridge+AC97+audio.&chip=440MX%2C+i810%2C+i810E%2C+i820%2C+ICH4%2C+ICH5%2C+ICH6&module=intel8x0 ). -- Sound is not working at all - Ubuntu 7.0.4 - intel 82801CA-ICH3 https://bugs.launchpad.net/bugs/127599 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