Status notification apparatus and method

摘要

To provide a status display apparatus or the like which can permit the user of a plurality of nodes connected by a serial bus according to the serial bus standard to recognize whether the transmission of the audio information or the like has become possible by the connection between the nodes. <??>A status display apparatus included in a receiver R for transmitting/receiving audio information with a player to display the status of the receiver comprises a system control unit 13 and an indicator 15B which makes inquiry about whether the player P has a configuration for transmitting/receiving the audio information to/from the receiver R and upon confirmation that the player P has the required configuration, displays that the player P has such a configuration. <IMAGE>