| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of detecting abnormality in the number of pay-out of winning media. SOLUTION: Winning ball pay-out sensors 60a and 60b mounted in a winning ball unit are connected to a main board 100 and a pay-out control board 200 respectively. A main CPU mounted on the main board 100 takes in winning ball pay-out sensor signals outputted from the winning ball pay-out sensors 60a and 60b, counts the number of pay-out winning balls, judges whether the counted number exceeds a set value or not, and outputs the result of the judgement. In this way, abnormality in the number of pay-out balls caused by unfair actions on the pay-out control board 200, etc., can be detected.
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