Quote Originally Posted by mrtr33 View Post
You sure you have the memory in all the way? it should snap in place. If there's nothing in there, or only partially in there, it won't boot.

You should, however, hear a beep. How many 'beeps' does it give you?
Nah, it's in there with the "snap"

It doesn't give me any beeps, and the vid card fan runs full tilt, like on startup prior to the BIOS.

Asus M3N-HT is supposed to support DDR2 PC8500, but apparently it doesn't like it.