Hitachi 2.5" PCB OA71428/0A71428

Q: I have a bad controller card and was wondering what will be required for the replacement PCB to recognize properly.
Hitachi PCB 0A71428
Does this have a 8-pin bios chip that is moved or will the Main IC need to be swapped?

0A71428

This Hitachi OA71428/0A71428 PCB Circuit Board is listed in IBM/Hitachi PCB on HDDZone.com

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