What's the role of FDISK/MBR command?

The FDISK/MBR command applies to:

1. Main boot program is compromised

This is a common fault, hard disk can not self-test, computer deadlock, or display boot Failure-insert system diskette ... Like With floppy boot, the FDISK command lists the partition information.

Take the hard drive with the version of the DOS floppy disk or emergency disk boot, run A>FDISK/MBR command, only to the main boot sector to write the current system of the main boot program, the hard disk is the ability to restore bootstrap, if the DOS boot information and system files are normal.

　2. Clear the embedded main-boot virus

These viruses are common, and they only embed the master boot program in the pilot module, without touching the partition table and the inspection mark.