This is one Western Digital hard drive firmware repair and data recovery case study for one DFL user in Malaysia.
Patient HDD iD:
Patient HDD Failure Symptoms:
Modules were not available
HDD Repair and Data Recovery Steps:
01: Backup ROM and disable 02 and firmware restart;
02: Diagnosed the firmware modules and found out the microcode of the ROM and SA area was different and that meant the PCB was not original, the rom microcode was 14003R and the SA microcode was 140028;
03: Next Dolphin engineer found loaders of 14003R and loaded them to RAM automatically;
04: Backup original firmware modules and rom modules;
05: Fix slow issue;
06: Regenerate original ROM and write original ROM;
07: Open DFL-DDP data recovery software and all lost data was recovered.
Any question is welcome to firstname.lastname@example.org or add Dolphin Skype ID: dolphin.data.lab