| 摘要 |
Interior modular public telephone which is formed by a logic unit, an analogue unit, a card reader control unit, a card reader, a coin storage unit, a coin validator, a line connection board, a coin box control board and a keyboard, all these units being intended for operation of the public telephone, allowing payment for its services in different forms, controlling, according to the context, all the functions of the telephone and allowing its maintenance. <IMAGE>
|
