Abstract: This disclosure is directed to implementing a measure of additionally including and installing a load register connected to a circuit chip in a printed circuit board so that the corresponding circuit chip may normally obtain and receive a series of operation powers by using the load register included in the printed circuit board; and a measure of additionally installing a ground terminal, a signal output terminal and a power receiving terminal to a joining portion of a printed circuit board joined to the circuit board of the electronic device, and electrically connecting both of the signal output terminal and the power receiving terminal to the load register and the circuit chip in the printed circuit board so that the corresponding load register and the circuit chip may normally obtain the operation power supplied from the electronic device by indirectly using the output signal receiving terminal and the signal output terminal.