Hey J.C., i installed a Powerlogix 1GHz upgrade last week and i can definitely hear the fan. The air stream coming out of the top is also very noticable and cannot possibly be mistaken as convection (especially after startup when everything is still cold). Cheers, Oliver On Dienstag, Februar 25, 2003, at 07:48 Uhr, J.C. Webber III wrote: > I don't hear anything from my cube and > I don't feel much air coming out of the top, but it's not getting > *too* hot, so I think it's probably making contact ok. But I don't > think I'll feel really comfortable about it until I can verify that > the fan is actually working.