| 摘要 |
PROBLEM TO BE SOLVED: To provide a game board typified by a Pachinko game machine or the like, capable of increasing probability of detection of a fraudulent conversion or the like.SOLUTION: LEDs (Light-Emitting Diode) 9-11 that report the voltage level of a sensor signal and that of a power source line illuminate a CPU (Central Processing Unit) 304, connectors CN 1-5, a quartz oscillator 316a, a caulking part 188, a sealing-history seal 720, a seal 370 and a board management number 711, all of which can be fraudulently converted. |
