| 摘要 |
The present invention is intended to make it possible to accurately and easily find out a solution when an error occurs and to make a display on a screen up to attaining the solution to be easily visible for a user, and has a solution display mode of sequentially displaying a plurality of question sentences in accordance with error content together with choices to the respective question sentences and displaying a next question sentence associated with the choice selected by a user and a choice to the next question sentence or a solution to the error content, and the choice to each of the question sentences is displayed together with a diagram showing the content of the corresponding choice. |
