| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine with a structure for monitoring the opening of a housing and fraudulent replacement of a control board in the housing. SOLUTION: The game machine with a structure for putting out game media for the result of a prescribed condition based on the result of lottery by a lottery means comprises displacement detection means VS and RS for detecting the displacement of a main control part or the displacement on the housing side in the lottery means or in every main control part related to the put-out control, or on the housing side where vibration generated when the main control parts are replaced is transmitted. Signals from the displacement detection means VS and RS are transmitted to a management computer via an outside integrated terminal board 800 to give a warning that a fraudulent act is present. COPYRIGHT: (C)2005,JPO&NCIPI
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