| 摘要 |
PROBLEM TO BE SOLVED: To enable an employee of a game parlor to be easily aware of a fraudulent act performed at an individual game machine without preventing the game parlor from showing off a specific game machine out of a plurality of game machines set in the game parlor. SOLUTION: Performance sounds such as music during a bonus game and alarm sounds such as setting changing sounds indicating that a setting value is under operation to change are output from a loudspeaker of a slot machine. A sound processing part loaded on a performance control board plays back the performance sounds and the alarm sounds and outputs them from the loudspeaker, and a volume level of the output sounds is set by an electronic volume contained in the sound processing part. The sound processing part sets the level of the electronic volume at the level set by a volume adjusting lever in playing back and outputting the performance sounds and sets the level of the electronic volume at the maximum level regardless of the level set by the volume adjusting lever in playing back and outputting the setting changing sounds. COPYRIGHT: (C)2011,JPO&INPIT |
