| 摘要 |
A terminating unit comprising a first terminating device for a first data line, a second terminating device for a second data line, a third terminating device, and a connecting device which is arranged for electrically connecting the first and the second terminating device to the third terminating device A switch-over unit interacts with the connecting device such that in cases where the third terminating device is connected to a counterpiece, the first terminating device and the second terminating device are connected to the third terminating device and in cases where no counterpiece is terminated at the third terminating device, the first terminating device is connected to the second terminating device for connecting through the data lines. |
