The BIOS SETUP lets control over: date and time, boot drive, RAM disk, screen mode and style, printer, serial port, and mouse.
At the boot time coputer computer loads BIOS and MSXBDOS (BIOS for Disc ControllesBIOS) from a bood disc. After that COMMAND.COM (MSXDOS). Computer can bott from RAM disc as well.
===Magic Sound===