| 摘要 |
PURPOSE:To execute a morning service call as a connection test for maintenance to a police station and a fire station or the like in charge of its district. CONSTITUTION:When a connection confirmation test by a radio telephone set is executed to police stations 171, 172 separately in existence for each of radio zones 111, 112, a morning service call radio telephone set 21 for the connection confirmation test sends dial information '#DELTADELTADELTA#' representing the radio zone 112 in which a destination police station (e.g. a 2nd police station 172) exists and '110' representing a police station, the relevant radio zone 11. is selected based on the information '#DELTADELTADELTA#' in the information received by a mobile body radio telephone base station 151 of the radio zone 111 and the police station 172 is selected based on '110' and it is connected to the radio telephone set 21 to realize the morning service call. |
