摘要 |
PURPOSE:To improve the efficiency of the system by connecting a management equipment to an external communications equipment via a communication controller through a public line so as to send a line selection signal used to distinguish communication to the management equipment from communication to an external device. CONSTITUTION:A management equipment 1 is provided with an external equipment connection means connecting to an external communications equipment such as a telephone set 6 and a facsimile equipment 7 via a communication controller 4. Furthermore, the equipment 1 is provided with a line selection signal transmission means sending a line selection signal to distinguish the communication to the equipment 1 or the communication to the external equipment prior to communication. Through the constitution above, a copying machine 5 send a count of a total number of copied sheets to the controller 4 periodically and the equipment 1 recognizes the count even when power of the copying machine 5 is interrupted. |