Hard disk
Due to Physical Damage:- It is also called hardware failure, and consists the following types: Overheating of hard drive, Read/write head crash, Cracked or poor-contact data line, Scratch on magnetic platters, Short circuit in the control circuit board and much more. The data lost due to these kinds of reasons can hardly be repaired. A user have no choice but to turn to expert for data recovery from hardware damaged hard drive.