| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine emitting an alarm sound with a simple structure when having amplifier failure, loudspeaker wire breakage, or the like. SOLUTION: A voice board 12 of the game machine is provided with an amplifier 33 for actuating a loudspeaker for emitting game sounds, and a loudspeaker 34 for emitting the alarm sound. When the amplifier 33 has failure or a loudspeaker wire is broken, a sound source LSI31 emits an alarm sound signal to the loudspeaker 34 and makes it emit the alarm sound. COPYRIGHT: (C)2011,JPO&INPIT
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