| 摘要 |
PROBLEM TO BE SOLVED: To identifiably report a change in a display mode.SOLUTION: Based on clocking of an RTCM (real-time clock module) loaded on a performance control board 80, a display mode of a performance, or the like is changed on a variable display device. On a date and time before a predetermined period of a specific date and time when a project is executed, project notice is performed for identifiably reporting a change in the display mode on the specific date and time. |
