Please find here the specs of the computer, provided by packard bell: http://support.packardbell.com/global/item/index.php?i=spec_mainboard_T19&ppn=RFBPB40GW0002
I note that chipset detected by ubuntu (SiS 7012) is not the same in the spec. -- [Dapper, Edgy] Sound does not work on laptop Packard Bell J2830W https://launchpad.net/bugs/75528 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs