Power control unit for electronic device

摘要

A pair of electronic devices connected through a communication cable serve as a sending device and a receiving device, respectively. The electronic device on the sending device includes a generator for generating a control signal. The control signal operates to turn on a power supply of the electronic device on the receiving side when the power supply of the electronic device on the sending side is turned on or to turn off the electronic device on the receiving side when the electronic device on the sending side is turned off. The control unit is included in the electronic device on the receiving side. In response to the control signal given from the generator, the control unit operates the power supply of the electronic device on the receiving side.