The replacement fan I bought only has red, black, and yellow. I tried googling, but didn't come up with much, but I was in a hurry, so I cleaned everything and put the OEM fan back in. Everything is ...

OK, it's embarrassing that I don't know how to do this but... (feel free to point and laugh, as long as you also answer my question) The CPU fan on my Athlon T-Bird has started making a soft, ...