Case:
When power -on, the hard disk made a nourishing sound and did not recognize the disk.
Solution:
After the relevant test, the preliminary judgment was the damage to the hard disk motor. After the opening of the professional opening cleaning room, the motor found that the motor was damaged. After the data recovery engineer, replaced the motor and replaced the circuit board and the magnetic head.When the sound of knocking was made, the engineer judged the damage of the hard disk magnetic head, and then found the corresponding model of the magnetic head to replace the magnetic head. It was tested on the data recovery device again. It was found that the hard disk could be identified normally and began to do the entire mirror image.After a few hours of data, the data was successfully recovered.
