PERFORMANCE GUIDANCE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a performance guidance device capable of switching between multiple playing instructions. SOLUTION: LEDs are provided for individual keys of a keyboard and an LED is turned on in advance (flashing) before a key pressing timing for the play guidance for a tune. The timing for turning on in advance is selected from multiple modes such as a specified time before key pressing timing or the beginning of the phrase. The selection can be specified by a means such as a system exclusive massage provided externally.