On Wed, 2005-10-12 at 13:43 -0700, Brian Mueller wrote: > ok guys, > > I have an IBM ThinkPad 600X. Sound in Red Hat Linux > 9.0 worked fine, but not in Fedora Core 4. The sound > chip is a Crystal Semiconductor CS4614. Running > "Soundcard Detection" from the default GNOME menu > detects the chip just fine, but clicking Play Test > Sound yields only silence. Same thing with IBM Thinkpad T20 - which also uses a CS46xx sound card. I had to go to the Sound menu - go to preferences - check the DAC box so that I would see that mixer - and then turn it up. Hope that helps.