| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a game machine which can prevent fraudulent replacement of components mounted on a board in a state that the board is housed in a board case.SOLUTION: A game machine comprises: a circuit board (performance ROM board 90b) mounted with electronic components (performance data ROM 99a-99d) related to control to impart an advantage degree to a game player; a board case (performance control board case 800) which houses the circuit board; sealing means (sealing pieces 815a, 815b, 816a, 816b, a base-side welding section 900, and a cover-side welding section 901) which seals the board case so as not to be opened without leaving a trace; and removal regulation means (ROM cover 920) which regulates removal of the electronic components mounted on the circuit board housed in the board case.</p> |
