| 摘要 |
A multifunctional operating device for a hierarchical menu structure consisting of several menus, includes a video screen, several operating keys, to which in each case one function within the menu structure can be assigned arbitrarily and can be selected by operating the respective operating key, and assigned visual information concerning the function selected by the operating key on the video screen. An operating status is assigned to the operating keys, in which operating status the assigned visual information concerning the selectable function is displayed on the video screen.
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