I lucked into a new 27' iMac a few days ago and have been loving it. This was a replacement for a 2009 27 incher. However, a couple of days in and I'm noticing that the fans are...well I'm noticing ...

According to a post on xlr8yourmac.com, the two fans on the powersupply are noisy- I opened up my mac and they appear to be the noiser than the main fan or the optical drive cooling fan. I think its ...