EliteGroup P4M800PRO-M Motherboard "blank screeen" Questions

...screeen comes in abt 7-10 secs then after 3-5 secs fan error appears on a blank screen and after another 2-3 secs it shuts down by itself. I cannot boot externally nor does it go to bios set up, it ...

screeen stay blank and no signal what can I do, is there a jumper on the motherboard to tell that I'm using DDR2. the DDR IS THE RAM , the processor and the ram and a good motherboard work and produce