guys plz help me out i am having aproblem...! when i start computer particularly when after along time gap from last shut down, a verry sound comes from my SNPS fan, as if some thing is blocking it, it happens immediatly when i press the power button, sound can be noticable from other room also. then whn i switch it off and give and start it after some time, the sound goes off or if i manually rotate the fan with a stick in switch off condition and start again it goes off., It heard verry funny i know but it is true, plz try to help me to resolve it.
