This is one Western Digital dead hard drive data recovery case study for one DFL user in USA. The patient HDD had the original PCB burnt and the hdd didn’t power up at all.

HDD model number: WD10EAVS
PCB number: 771537
Family: Kermit

HDD repair tools and Data Recovery equipment used in this case study: DFL-WD hdd firmware repair tool and DFL-DDP data recovery equipment.

Data Recovery Steps:

1, The DFL user had one donor hdd, he made a backup of firmware, rom;
2, Installed donor PCB to patient HDD, load donor ATA modules, enter DFL-WD program, original hdd firmware modules were found and read successfully;
3, Loading module 01 to load module list, loading module dir to RAM;
4, Writing donor modules to patient HDD and firmware restart;
5, Writing original key firmware modules 03, 31, 32, 36, 40, 49, 4A;
6, Firmware restart and the data area could be accessed normally.

Please note: the donor fw need to be from the same family, similar microcode.


Any question is welcome to or add Dolphin Skype ID:

This HDD ID:

Model: WDC WD1600BB-55RDA0    Family: Starling MicroCode: 20AB
This hdd was received as one dead hdd without any response when the user tried to powered on the hdd.

After initial diagnosis to the hdd, it was due to the burnt PCB causing the death. The user found one compatible PCB of the same PCB number and swaped the PCB.

After swapping the PCB, powered on the HDD, the hdd reached readiness but not detected. Read more