Debian 清除 MBR

2014-11-2

• 清除硬碟 MBR (只清除程式區域) (bs=446)
  

  sudo dd if=/dev/zero of=/dev/sdx bs=446 count=1
  

• 清除硬碟 MBR 及 磁碟分割表 (bs=512)

  dd if=/dev/zero of=/dev/sdx bs=512 count=1

• /dev/zero 等同於 /dev/null
  

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相關

• DOS/Win98 清除 MBR
  

  fdisk /mbr
  

• win2K/winXP 清除 MBR
  

  fixmbr
  

MBR table
Address		Description		Size
Hex	Dec
000h	0	Bootstrap Code Area		446
1BEh	446	primary 1	Primary partitions table	16
1CEh	462	primary 2		16
1DEh	478	primary 3		16
1EEh	494	primary 4		16
1FEh	510	55h	Boot signature	2
1FFh	511	AAh
Total size: 446 + 4×16 + 2				512

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