| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable an alternative operation while improving ease of use, when an operation key cannot be operated.SOLUTION: In an operation display part 40 of a multi-function device 1, an operation panel 13 includes a plurality of operation keys with functions allocated thereto, An operation input control unit 11 detects whether the operation keys can be operated or not. When a disabled operation key is detected, the operation input control unit 11 controls a character-recognition/input disabled area in a display screen of a display unit 31 to be used as a character recognition area. When a character for specifying the disabled operation key is input in the character recognition area, the character input is recognized as an alternative input for the operation key, to perform operation.</p> |
