| 摘要 |
PROBLEM TO BE SOLVED: To find fraudulent action of impressing fraudulent signals from the outside to a motor driver or the like and making tokens be put out and the abnormality of a hopper. SOLUTION: When a put-out command signal is outputted from a game control means 75a, a drive signal is outputted from the motor driver 77 to a hopper motor 45. Also, a photointerrupter 67 is arranged at the starting point position of a token kicker, the operation of the photointerrupter 67 is started on the basis of the drive signal from the motor driver 77, and the signal level of the output terminal 67a of the photointerrupter 67 is inverted when the operation is started. Then, when the signal level of the output terminal 67a is inverted even though the put-out command signal is not outputted, a state deciding means 75b decides that a fraudulent signal is impressed from the outside to a signal line 76 on the input side of the motor driver 77 or a signal line 78 on the output side. COPYRIGHT: (C)2005,JPO&NCIPI
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