Here's the thing: the CPU fan doesn't start properly at 1st boot up (sounds like it's trying to spin but failing), but if I power down immediately and restart it runs fine. I've replaced the fan but still the same problem. Any suggestions? Could it be a power supply issue? I'm confused!
(Athlon xp2220, Asus 7s333 mobo, recently installed Audigy card, no wires etc in the way)