Case:
Customers described normally before, and reported to the hard disk after the power was turned on yesterday.But there are important data in it to be backup, and later I introduced it by your friends to your house to restore the data of the disk.
Solution:
The hard disk firmware was damaged by the engineer.Therefore, the engineer first used the professional equipment PC3000-UDMA to read the firmware module of the hard disk to mark the damage of the firmware module; then use UDMA to repair the damaged module; finally the virtual hard disk firmware information, exported data, and finally the data repair was successful.