Memory Timing SERIOUS CRASH

Hello i'v read about memory timings and how they can improve performance on you machine so i looked up my memory and i went to the bios i tried to change it i saved it and now if i boot my PC it won't start at all my monitor doesn't word no picture at all i can't get in my bios a can't use my keyboard or mouse and can't do nothing i tried removing one memory stick but dind't work i'm gonna trie to replace my new memory with my old one and see if that helps and if that word work do you guy's have any more sugestions? sorry for crappy english

Typically after altering the memory settings and if theres an error, you PC will probably beep a few times with a black screen and then enter a safe mode and reset your settings.

Did you try leaving your PC on for about 30 seconds after turning it on?

You should also read more about overclocking memory, some memory already runs very hot and overclocking it is a horrible idea.