It won't shock you to hear that Apple's new Mac Pro is easy to upgrade in many ways -- that's the whole point. But how easy it to service beyond the obvious parts? It's mostly easy, according to iFixit. The DIY repair outfit has torn down the Mac Pro, and it's now clear that many components beyond the memory and PCIe cards are trivial to remove and (if you can track down parts) replace, such as the fans. There are even instructions printed on the hardware for some repairs. This is a system designed for pros who may need rapid turnarounds for fixes, and it shows.