| 摘要 |
PROBLEM TO BE SOLVED: To detect an abnormality state which produces a big hit without prize-winning in a pachinko game machine arranged in a pachinko game parlor. SOLUTION: The pachinko game machine includes an information input part 4 for receiving a big hit signal from a big hit sensor 3c and a prize-winning signal from a prize-winning sensor 3f, a memory 5 provided with a big hit counter 513 and a prize-winning counter 514 and a CPU 6. The CPU 6 writes the cumulative value of the big hit signals in the big hit counter 513 together with time by the inputted bit hit signals on the basis of information inputted to the information input part 4, writes the cumulative value of the prize-winning signals in the prize-winning counter 513 together with time by the inputted prize-winning signals, determines whether the prize-winning signal was obtained at a prescribed time before the input of the big hit signal when the big hit signal is inputted by using the storage contents of the counters 513 and 514 and judges the big hit abnormality without prize-winning when the big hit is generated without the prize-winning signal. COPYRIGHT: (C)2003,JPO
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