| 摘要 |
PURPOSE:To provide the state of a slave set for users of a master set side as information by providing a database being a means managing a state of the slave set as data to the master set side. CONSTITUTION:A main controller 1 of a master set side connects respectively to an operation section 2, a display section 3, and a transmission section 5. In order to declare use of a slave set 4 for the system of the master set side, the user uses the operation section 2 to implement the operation as registration. Data are generated and managed to a database of the main controller 1 by setting a state flag to the registration state. When the operation of calling a registered slave set 4 is implemented, the state flag is revised into a calling state and the data are managed by the database. When the operation of recovery used to declare the end of the use of the slave set 4 to the master set is implemented, the state flag is revised to be the recovery state and the data are managed again by the database. Thus, the user at the master set side to extract the information of the slave set from the database optionally and the presence of the relevant data and the state flag are displayed. |
