| 摘要 |
When a function designated by operation of a function setting switch has been executed, a shortcut icon of instructing to start up the function is automatically registered to a stand-by screen. When a user operates the shortcut icon registered to the stand-by screen, the function assigned to the shortcut icon starts up, whereby even if the user operates a wrong operation key and calls out an undesired function, the function that has been executed just before can be called out instantly and in a simple manner.
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