SHARING DEVICE POWER SUPPLY CONTROL SYSTEM, SHARING DEVICE, AND SHARING DEVICE POWER SUPPLY CONTROL METHOD

摘要

PROBLEM TO BE SOLVED: To provide a sharing device power supply control system, etc., for reducing standby power consumption in a sharing device without performing complicated control nor making any alterations in client devices to be connected to a network, while suppressing an influence on a network traffic to the minimum.SOLUTION: The sharing device power supply control system includes a plurality of client devices, a server device, and the sharing devices connected via a network. The sharing device performs communication with the respective client devices and the server device, and obtain information from the server device, on whether the power supplys of the whole client devices on the network are interrupted. The sharing device includes a power supply control means for controlling the power state of the sharing device when the power supply interruption of the whole client devices is obtained.