Provided is a power supply control device including a first power supply which is a power supply source of an operating unit and a main control unit, a second power supply which supplies minimum necessary power to create a power-saving state, a switching unit that switches to a power supply source selected from the first and second power supplies, a receiving unit that receives an external request signal, a determining unit that determines whether the external request signal is a switching request signal or a recovery request signal, a switching controller that switches the power supply source to the first power supply when a power-saving state is created, and the external request signal is the switching request signal, and a recovery unit that recovers at least the main control unit when the recovery request signal is received within a predetermined period after the power supply source is switched.