Advice 1: How to make a bootable sector

The boot sector is a specific area on the hard disk or other storage device used for preliminary identification of the device. This sector performs the initial loading of the operating system or any special software.
How to make a bootable sector
Instruction
1
To run the USB drive before entering the operating system you must perform certain manipulations. Before writing this program, you need to create boot sector. This can be done with the help of additional tools or the shell. First, try the second option.
2
Click "Run". To do this, press Win (start) and R. Fill out the field with cmd, and press Ctrl, Shift and Enter. This combination allows you to run command prompt with administrator rights.
3
Proceed to the device selection for creating the boot sector. Consistently enter the command diskpart and list disk, separating them by pressing Enter. Find out the number assigned by the operating system of your flash drive. Select the desired device by typing Select Disk N, where N is the number of the drive.
4
Now enter several teams, each time pressing Enter:Cleаn; Сreаtе Partitiоn Primary;Sеlect Pаrtition 1;Activе;Fоrmаt FS=NTFS;Amp;Exit.
5
Now just copy to a USB drive the desired program or utility. Remember that not all programs are able to run in MS-DOS mode. To work with the computer without using the Windows operating system is recommended to use special utilities.
6
If you want to create an installation flash drive with the operating system Windows Seven or Vista, then insert in the drive the appropriate drive and restart the console. Open the contents of the DVD-ROM drive by typing E:, where E is the drive letter of the drive.
7
Now type cd boot to navigate to the appropriate folder. Enter the command bootsect.exe /nt60 G, where G is the drive letter of the USB drive, and press Enter. Wait until write boot files on the USB drive.
Useful advice
To automatically create boot sector you can use a special utility such as BootIce.

Advice 2 : How to restore the boot sector of the disk

Once, including your PC, you can get the message about impossibility of loading the operating system. Not always, it means an hard disk failure. Sometimes, it is a sign that damaged the boot sector of the logical drive. Many prefer to consult a specialist, however, it is possible to restore the working state of the computer yourself using the built-in "recovery Console"system.
How to restore the boot sector of the disk
You will need
  • The boot disk with the operating system.
Instruction
1
Install boot from CD-ROM in the BIOS. Insert the bootable disk that has the operating system in the drive. Save BIOS settings and restart the computer. After the reboot, a menu will appear "Install Windows XP", select the line that mentions system restore. Hit "R" on the keyboard. After you will see the following: "1:C:WINDOWS. Which Windows installation would you like to log?". Press the number "1" on the keyboard, then press "Enter".
2
Enter the password of the administrator account, if the account "Administrator" has no password, then press Enter. The system will prompt you to enter a command, type "fixboot" and press "Enter". After that, you will see a message like: "Want to write a new boot sector to the partition C:". Press "Y" which means "yes — Yes" to confirm the operation. After clicking a message appears about the successful overwriting of the boot sector.
3
On the monitor you will see "C:WINDOWS>". After the ">" sign to enter the keyboard command "fixmbr". After entering the command press Enter. Will appear on the screen warning that using the utility "fixmbr", it is possible to break the partition table. Can cancel the operation or confirm the boot sector "MBR". Confirm the entry by pressing "Y". After that a message appears that the master record is successful.
4
The monitor will prompt "C:WINDOWS>", then type "exit" and press "Enter".
5
During the reboot, press "Del" and enter BIOS setup. In settings choose to boot from the hard drive, save the settings and reboot. After the reboot will begin normal startup of the operating system. If that happened, it means you have restored the boot sector and write the disk. In case of recurrence of such problems consult your doctor and prepare for the prospect of buying a new hard drive. Remember that the restoration of boot records and sectors associated with the risk of losing all your data. But fully insured, unfortunately, impossible.
Note
What is a bootable "recovery Disk" and why is it needed? Startup disk (the startup disk) is a type of removable media such as a floppy disk, CD-ROM or DVD-ROM containing Windows boot files used by the computer to start Windows if the Windows system files on the hard disk is damaged.
Useful advice
Boot disk helps to recover the system from a previously created image on your computer's hard drive or from a saved image on the DVD disc recorded in UDF format. When you restore data from created in the image of the floppy disk device first need to put the last CD and then insert disks following the instructions in the "restore data Wizard".
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