Case:
The customer’s call said that the hard disk was dropped when the hard disk was powered on, and then the hard disk could not be recognized. The hard disk had the abnormal noise.After the engineer was tested with a professional software, it was found that the hard disk magnetic head was damaged, and the plate may be scratched.
Solution:
The opening engineer first opened the market in the 100 -level dust purification room, and found that the hard disk magnetic head was damaged and the plate was indeed partially scratched.The engineer first used professional tools to clean up the scratch plates, and then replaced the matching magnetic head, and used professional tools to correct the magnetic head error.Then use professional equipment to mirror, and finally recovered the data.