| 摘要 |
PURPOSE:To give function of plural operation boards with one direct connection operation board to improve the use efficiency of the direct connection operation board, by providing plural operator circuits in one operation board and by controlling connection of plural operator circuits by one set of the acquired line designating button group. CONSTITUTION:One direct connection operation board 1 is provided with handset 21 of the A side and handset 22 of the B side. Now, when incoming exists in TRK1 out of trunks 7, the button corresponding to TRK1 in acquired line designating button group 5 of direct connection operation board 1 is flashed; and when the operator depresses this button, controller 6 is started by operation board control part 4 to control switch 8, and TRK1, operator circuit 31 in the A side, and handset 21 are connected to make service possible. Next, if incoming exists in TRK2, TRK 2, operator circuit 32 in the B side and handset 22 are connected by the similar operation to make the service for the operator in the B side possible. Here, the order for connection of operator circuits in the A side and the B side to trunks 7 can be determined previoulsy by controller 6. |
