11 Aug 2019 - 02:32
Received lightning damaged drive. There was horror on the electronic board.
WD3200AAKX-083CA1_pcb
Look at this!
WD3200AAKX-083CA1_MCU1
Desoldered U12 chip and tried reading it with a programmer. Chip was so damaged that even identification failed. I tried a donor PCB and found that heads also is died.
WD3200AAKX-083CA1_heads
After the heads change the SA tracks were readable and I could scan the SA and find all the modules. From the recovered modules the ROM content was successfully rebuilt.
WD3200AAKX-083CA1_donor
And finally, the disk identified without errors and user area got readable. All user data was recovered.