As for the power control device, it has with the control section which is jointed to the electric power switch and the electric power switch which are changed with to the activation switch and 1st state and a 2nd state where it is changed with to the power control section and 1st state and a 2nd state where it is jointed to the power supply section and the power supply section and the functional department which does specified operation. The power control section when at least one side of the electric power switch and the activation switch it is 1st state from the power supply section supplies power source to the control section. This power control device does not do the activation switch doing, the malfunction the malfunction, the power supply section is not consumed needlessly.電源制御装置は、電源部と、電源部に接続された電源制御部と、第1の状態と第2の状態とに切り替えられる起動スイッチと、第1の状態と第2の状態とに切り替えられる電源スイッチと、電源スイッチに接続された制御部と、所定の動作を行う機能部とを備える。電源制御部は、電源スイッチと起動スイッチの少なくとも一方が第1の状態である場合に電源部から制御部に電源を供給する。この電源制御装置は起動スイッチが誤動作しても誤動作せず、電源部が無用に消耗されない。