Case:
The hard disk was dropped, and the host could not recognize the hard disk
Solution:
The opening engineer first obtained the plate to the 100 -level dust purification room for plate processing, and replaced the matching magnetic head to read the hard disk access device; encountered a bad sector during the hard disk mirror.Control the device to read the hard disk data safely and quickly, and conduct logical analysis and verification of the full mirror of the hard disk backup of the device until the data required by the user; the complete acceptance of the recovered data is performed.