To replace the circuit board of your hard drive, a direct swap is not possible. Instead, you have two options: transferring the BIOS chip to a donor board or repairing the original board. Our company offers a service for either repairing hard drive circuit boards or transferring BIOS chips to donor boards.


     
Procedure:
  Typical bad hard drive circuit board symptoms:
  • No power, No Spin, No Sound.
  • Burning smell.
  • The circuit board is extremely hot.
  • Power surge. connected the hard drive to wrong power supply.
  • Obvious damage on the circuit board
 For following situations , most likely the circuit boards are OK ,We do not recommend sending the board to us
  • The hard drive can spin properly .
  • Make clicking sound .
  • Being dropped.
  • Spin well but cannot be detected