Case:
Personal laptop, Seagate 500G, has a large number of professional software in the system, the computer cannot be started. After testing, the hard disk has a physical bad sector.
Solution:
The engineer evaluates the degree of damage to the physical bad sectors of the hard disk, and when reads the hard disk again, it focuses on the sector that is not seriously damaged, and provides higher integrity for the recovery of hard disk data.Continue to control the data blocks that have not been read before repeatedly, and check the lack of recovery of the previous recovery work, and make the data block reading as close as possible; finally, the complete image of the hard disk backup of the device is logically analyzed and verified.If the file system in the image is inconsistent, it is repaired according to the solution of the corresponding file system damage, until the data required by the user is migrated.