摘要 |
An aircraft service system includes a plurality of attendant call lights (213) and reading lights (212) serving a different one of the passenger seats, a plurality of switch units (211) each for controlling one of the attendant call lights (213) and one of the reading lights (212) and a plurality of terminal units (200) each provided at a different one of the passenger seats. Each terminal unit (200) includes an attendant call key, a reading light key, an address generator (221), and means (219) for generating a request signal including an address in response to operation of the attendant call key or the reading light key. A head end apparatus (100) includes a controller for generating a control signal for one of the attendant call lights (213) or reading lights (212) in response to each request signal, each control signal including a seat address identifying one of the lights. A cable (171) is provided for transmitting the request signals from the terminal units (200) to the controller in the head end apparatus (100), and for transmitting the control signals to the switch units (211). |