Provided is a system including: a sink device related information acquisition unit configured to acquire sink device related information, which is information on sink device capable of receiving a signal transmitted from a transmission unit of a main apparatus in response to an operation of switching the transmission unit of the main apparatus on, the sink device related information being acquired before the operation of switching the transmission unit on; a first display control unit configured to display, when information on sink device is contained in the sink device related information, the information on sink device on a display unit based on the sink device related information; and a second display control unit configured to cause, when information on sink device is not contained in the sink device related information, the main apparatus to try to detect sink device, and to display information on sink device on the display unit based on a result of the detection.