| 摘要 |
PURPOSE:To clearly display a state of incapability of action by detecting the state of incapability of attached devices and displaying it. CONSTITUTION:Detectors 52-56 detect whether attached devices are now capable of acting or not. When they detect that one is incapable, segments for displaying pictorial symbols and indicating out of copying operation on a liquid crystal panel is allowed to display incapability of copying by instructing actions including the attached devices through an input means on the operation panel. |
