How to erase MBR in Linux

Question: How do I remove a third party boot loader from the MBR




Erase the first 512 bytes of the harddrive to remove the bootloader
Erase MBR Using a linux boot cd:

# dd if=/dev/zero of=/dev/sda1 bs=512 count=1

Please  check  about your  hard disk  (HDA or  SDA)