| 摘要 |
PURPOSE: A remote control method of a key phone using a general phone and cellular phone and a remote maintenance method for the same are provided to rapidly execute a system program of a key phone system through the general phone and cellular phone, thereby offering rapid AS(After Service) of an item. CONSTITUTION: A function code of a key button is generated. Program entry during a call is selected. An input mode during a call is selected to be used by a general phone and cellular phone. By pressing a dial button of the general phone, a program is inputted as usual program input. A program code value is translated into language of a key phone system program. The program input is normally processed. |
