MBR Repair - How to fix master boot record (fixmbr) in windows

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How to fix master boot record in windows NT/2000/XP?

MBR (Master Boot Record) is the first important sector on the root of hard disk. It contains the information about the partition table and some important executable codes that needs to boot your system. The system BIOS boot the system with the help of MBR, if system cannot find the master boot record during boot process then there will be possible error messages are appear:

Missing operating system
Error loading operating system

According to our hard disk MBR record List

Entire MBR record in hex and ASCII
OFFSET 0 1 2 3 4 5 6 7 8 9 A B C D E F *0123456789ABCDEF*
000000 fa33c08e d0bc007c 8bf45007 501ffbfc *.3.....|..P.P...*
000010 bf0006b9 0001f2a5 ea1d0600 00bebe07 *................*
000020 b304803c 80740e80 3c00751c 83c610fe *.....t....u.....*
000030 cb75efcd 188b148b 4c028bee 83c610fe *.u......L.......*
000040 cb741a80 3c0074f4 be8b06ac 3c00740b *.t....t.......t.*
000050 56bb0700 b40ecd10 5eebf0eb febf0500 *V.......^.......*
000060 bb007cb8 010257cd 135f730c 33c0cd13 *..|...W.._s.3...*
000070 4f75edbe a306ebd3 bec206bf fe7d813d *Ou...........}.=*
000080 55aa75c7 8bf5ea00 7c000049 6e76616c *U.u.....|..Inval*
000090 69642070 61727469 74696f6e 20746162 *id partition tab*

0000c0 6d004d69 7373696e 67206f70 65726174 *ie.m.Missing ope*
0000d0 696e6720 73797374 656d0000 00000000 *rating system......*
0000a0 6c650045 72726f72 206c6f61 64696e67 *le.Error loading*
0000b0 206f7065 72617469 6e672073 79737465 * operating syste*
0000e0 00000000 00000000 00000000 00000000 *................*

The possible reasons for these errors are may be your system affected by any virus, power failures and boot record overwritten by another operating system (in dual boot system). You can recover the MBR in windows NT/2000/XP using Recovery Console utility.

Perform the following steps to recover the master boot record:

To edit this feature, you will need to be logged into your computer with administrative rights.
Boot your system using Window XP bootable CD. To change the boot order, set boot order sequence, boot from CD-drive in your system BIOS setting.
Press R to run window recovery console, when first blue screen will appear.

Now system will prompt you for Administrator password. Press enter button if the password is blank.

Now at command prompt, type fixmbr and press enter.

Now fixmbr command will overwrite the corrupted MBR and then restart your system in normal mode when the process will complete.

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