I trash my MSI GT683DXR bios!!!. I flashed with MSI GT683 Unlocked.zip, and work fine, hantil i mess arround with memori clock, and know black screem, no boot , i can not make on this laptop an blind-flash.Or the keyboard don't work, or the combinations of keys dont work on this laptop from MSI.I don't have an external keyboard USB to try, i have warranty and them i don't opem de laptop to remove de batery for a litlle for an reset to CMOS. Can any help me? If i send to repar the technicians well soon note that i trashthe bios, and lose warranty and don't repar de laptop:too_sad:. If some one have some solution please send an e-mail to: nambara AT hotmail DAWT com.