boot to the recovery environment (can also access it through the Advanced Boot Options by pressing F8 during boot process), select the Command Prompt and run the command chkdsk /r which should hopefully repair the disk and mark the sector bad to prevent data getting written to the bad portions.
Hey,when i turn on my pc,it will start to verify something.After then,it will ask to press ctrl+alt+del.When i press it,it will show "a disk read error occur" and will go again the process.i insert the windows 7 disc and repair startup boot,it dosnt work at all. Help me!!

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