Server device for e.g. video or audio terminal, has software application constructed under form of firmware and installed or not installed on mass storage for storing data without requiring any external installation or starting support

摘要

The device has a power carrier interface (5) for conveying information by an electrical network of a building during a presence of the electrical network or cable, and a software application constructed under a form of firmware. The software application is installed or not installed on a distinct mass storage for storing the data without requiring any external installation or starting support such as floppy disk, key, compact disc ROM and digital versatile disc, where the firmware is interlocked to a hardware rendering an indivisible assembly.