hi i have a 122ck-nf67-t1 680i mb and i just purchased 2x2gb set g skill F26400CL4D-4GBPI-B memory . i would like to overclock a little i went into bios set to unlinked set ram frequency to 936mghtz to start when i rebooted the bios said pc is in safe mode please reset cpu or memory frequency and reboot again. did i miss something btw the mb brand is evga . help please