| 摘要 |
PURPOSE: To provide an injustice preventing device which can prevent a false substitution of a control substrate in a game machine and a false replacement into a modified ROM or a false ROM. CONSTITUTION: An injustice preventing device includes a covering means 16 fitted on a playing control data recording means 14, for covering the same, an opening monitor means mounted between the playing control data recording means 14 and the covering means 16, for generating an opening signal 18a when the covering condition of the playing control data recording means 14 by the covering means is broken. |
