IBM (Lenovo) Server appears Boot failed with ServerGuide boot

In teaching mainland colleagues Server operating system reload，But there Boot failed with ServerGuide boot，Never ever come across such a situation，While the disc is to get the PC can boot the boot，CD writers represent no problem，But let me think might be the problem UEFI，Asked a colleague to buy a PC Year，It really is more than a new Server。

Internet Search，Sure enough, find information，Our Server is the x3400 M3，Someone on the Internet x3650 M3 have encountered the same problem，Solution as long as the boot press F12 to enter the boot，select”Legacy only”You can successfully boot through the ServerGuide。