Problem with Asus P5K Bios Updte

[Druperto]

Hello
I need help with my MB Asus P5k. I have e6750 core2 duo Proc. when i try updte bios to change e8500 core 2 duo , the machine boot now but have a loop.

 

[GhislainG]

Can explain your issue in more details? What do you mean by "when i try updte bios to change e8500 core 2 duo, the machine boot now but have a loop"?