| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of simply adjusting volume. ! SOLUTION: After power of a Pachinko game machine is turned on, within a predetermined time or within a period when a liquid crystal display device 1900 performs demonstration in a standby state or the like, predetermined conditions that a dial operation part and a pressing operation part of an operation unit have been operated are satisfied, and the liquid crystal display device 1900 displays a screen of volume setting in a setting mode and an indicator IND, namely, an image for indicating volume of a performance sound. When instructions to operate the performance operation part are issued by displaying a jog dial JGD imitating the dial operation part, namely, an image for instructing operation of the performance operation part, and a button switch BTN imitating the pressing operation part on the liquid crystal display device 1900, the dial operation part is operated to forcedly change the volume of the performance sound |
