| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the searching for the cause of an abnormality when the abnormality of a game machine is generated duo to an abnormality of the game control substrate. SOLUTION: When a game control main substrate 37 is housed, the whole of the game control main substrate 37 is covered with a transparent cover body. By this constitution, the whole of the game control main substrate 37 including the front and rear surfaces can be seen from the outside.
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