WD hard disk replacement circuit board repair firmware data recovery

Case:
Customers take a WD hard disk without power.

Solution:
After being tested, the hard disk was found without power, and the circuit board was replaced directly, and then the original disk’s BIOS chip was replaced again. After receiving the computer, you could also detect it, but it was stuck in the BIOS place, and then scanned it with MHDD.Discover the whole!The judgment should be damaged by the firmware. Enter the PC3000 detection firmware and find that the module 32 is damaged. Find a matching plate of the fixedware to write, and then rebuild the decoding table. After MHDD detects the complete OK, the data recovery is successful.