WD1TB hard disk does not recognize the disk data recovery case

Case:
The desktop hard disk used by customers is damaged and cannot recognize the hard disk, because the customer’s hard disk has very important information, and the data is urgently needed to recover.

Solution:
The customer’s hard disk is in the west, and the capacity is 1TB. First of all, the hard disk is detected. As a result, the magnetic head is damaged. After the hard disk is powered on, the sound of abnormal noise is made.Guarantee 100%. After communicating with customers, customers agree with us to open the market.After 2 days of hard work, the opening of the magnetic hard disk can be completed. Fix the firmware through UDMA, analyze the data structure, and successfully restore the data.