| 摘要 |
PURPOSE:To prevent a private phone call of a part-timer by the commodity sales registration data processing unit such as a POS terminal provided with a telephone set. CONSTITUTION:In the commodity sales registration data processing unit 1 in which a person in charge storage means storing in advance plural person in charge data and a person in charge storage means storing tentatively the person in charge data selected by initial setting or the like are realized by a RAM 13 or the like, and the operation of a commodity registration means such as a CPU 18 or the like is allowed only when the person in charge storage means stores tentatively person in charge data, dial permission data are added selectively in advance to the person in charge data and an illegal phone call prevention means allowing the operation of a telephone set 10 only when the dial permission data are detected from the person in charge data stored tentatively in the person in charge storage means is made up of the CPU 18 or the like. |
