Patent ID: 8597105

Claim:
A gaming machine, comprising: an interface portion to which at least one unit used for executing a game is connected; a controller that controls the unit connected to the interface portion and detects an occurrence of abnormal operation at the unit; and a main power supply for supplying power to the controller, wherein the interface portion includes a motherboard on which the controller is formed and a gaming board, the motherboard includes a first memory that stores identification information for identifying the unit, the first memory further storing historical information that includes information related to the occurrence of abnormal operation detected by the controller in connection with the identification information, and a first CPU to control the first memory, the gaming board includes a second memory for storing the identification information and the historical information stored in the first memory and a second CPU to control the second memory, and the gaming machine includes a backup power supply and a gaming board backup power supply that provide different functions and are separated from each other, wherein when a voltage supplied for the controller by the main power supply is less than the voltage required for the operation of the controller, the backup power supply supplies the controller with the voltage required for operation of the controller and the gaming board backup power supply supplies the gaming board with a voltage required for operation of the gaming board, the gaming board being connected to the motherboard and the controller via at least one bus.