| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of easily discriminating signs of illicit operation by an illicit game player for preventing addition of an illicit control device to electric control devices housed in respective container on the reverse of the game machine or removal, replacement or remodeling of the control devices for the purpose of illicit remodeling. SOLUTION: Individual containers for housing various electric control boards are installed directly on the reverse side of a mechanism board of a game machine or by being superimposed on containers installed on the reverse side of this game machine. A construction material of these containers is formed of a transparent construction material to easily visually confirm an installing state of various parts particularly mounted on the electric control boards from the reverse side of the game machine. An installing part of these containers is fastened by a one-way machine screw rotatable only in the fastening direction to break the installing part when opening the containers, so that signs of illicit operation remain.
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