Case:
The customer’s Western Digital 1000GB mobile hard disk, there is no reflection after power -on, find my data recovery center recovery data through a friend introduction.
Solution:
First, confirm that the customer’s hard disk circuit board is damaged, and the hard disk motor rotates normally after replacing the same type of circuit board, but the magnetic head emits abnormal noise. It is confirmed that the magnetic head is cut through the voltage and the circuit is damaged at the same time.Replace the magnetic head, calibrate the magnetic head, and read the firmware module through the dust -free room. After the hard disk is normalized, the data mirror is made, and the data is 100%recovered successfully.