I keep getting this error when I press fpt.exe and enter 2x since it says press any key to continue, (with fptw64) Error 200: Invalid parameter value specified by user. Use -? option to see help. when trying to back up my bios, can anyone please guide me step by step to backing up my bios? I've tried shift right click on the folder and typing -d BackupBiosY500.bin -bios, tried to follow guide to innocentius's questions here, http://forum.techinferno.com/lenovo-ibm/2874-lenovo-y400-y500-unlocked-bios-wlan-whitelist-mod-88.html