| 摘要 |
PURPOSE:To easily execute a combination of a connection in a short time by setting in advance the combination of the connection of plural devices linked to one channel and plural devices linked to the other channel, registering it by giving a code, and switching the combination by inputting a registration code at the time of changing the combination. CONSTITUTION:By a combination setting means 1, a combination of a connection of plural devices linked to one channel and plural devices linked to the other channel is set in advance. Also, a code is given to the set combination contents by a code giving means 2 and the combination contents are registered by a code by a combination contents registering means 3. In this state, at the time of changing the combination of the connection of plural devices linked to one channel and plural devices linked to the other channel, a registered code is inputted by a registered code input means 4. When the combination corresponding this inputted registered code coincides with a desired combination, the connection of plural devices linked to one channel, and plural devices linked to the other channel is switched to the combination corresponding to the inputted registered code by a connection switching means 5.
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