| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of deterring fraudulence on a door body. SOLUTION: The game machine is characterized by one or a plurality of lock units mounted on the door body of the game machine, a lock release detection means for detecting the release of the lock of each lock unit, an announcement control means for giving a command to drive the announcement when the lock release is detected by the lock release detection means, and an announcement means for making a prescribed announcement according to the command to drive the announcement from the announcement control means. COPYRIGHT: (C)2006,JPO&NCIPI
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