I just finished upgrading from an AMD Phenom ii X4 to an Intel i5-3570k, same parts (not same mobo, obviously), and its getting no POST at all. When I remove the ram, it gives 3 beeps, but once i put the ram back in (using only one slot, furthest from the CPU) it goes back to the same thing. The fans turn on, GPU lights come on, hard drives spin up, but thats about it.
So far i've tried unplugging everything except essential power, power button, ram, and CPU, resetting the CMOS, and i've tried running with everything except the video card.
How to troubleshoot "No BOOT/No Display" Issue
This guide will give you some basic steps on how to troubleshoot the No Boot / No Display issue, which is one of the common issues being posted on this forum. Follow the guide and it will help you to resolve the issue: 1. Make sure that the CPU... See full content