i have a gigabyte ga-7zx mobo and a 650 duron and its a slow p.o.s. so i bought a 1.2gig athlon the 200mhz fsb. and when i put it in absolutely nothing comes up on my monitor, everyting turns on in the computer but nothing shows up on the monitor. so i put my duron back in and it comes up and says cmos settings wrong hit f1 to enter setup. well i cant hit f1 because when i do it doesnt do anything. whats going on?? i need my comp up and running asap for school and work. someone help?!?!?!?!?!?