| 摘要 |
PROBLEM TO BE SOLVED: To manage a history of a board and a frame that may be circulated separately.SOLUTION: A history management system includes: a main control side table for storing history information of an individual game board 26, based on a main control security chip ID of a main control semiconductor chip 16a provided on a game board 26; and a putout side table for storing history information of an individual front frame 5, based on a putout control security chip ID of a putout control semiconductor chip 17a provided in a front frame. Based on information stored in the updated main control side table and the putout side table, a problem of a management state of the game board 26 and the front frame 5 is determined. |
