| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a private branch wireless system which functions such that an operation terminal and a base station are available, even while an interface is replaced. <P>SOLUTION: Interfaces 31 are removable. A private branch wireless system 1 is provided with: a control unit 11 which stores and controls constitution information indicating the constitution of the interfaces 31; and a maintenance device 90 which in an online state, changes the state of an interface 31 to be removed, from an operating state to a closed state and sets the constitution information to be changed with the removal of the interface 31. The private branch wireless system 1, after changing the constitution information, disconnects only the power source of the interface 31 to be removed and thereafter removes the interface. <P>COPYRIGHT: (C)2012,JPO&INPIT |
