GAME MACHINE

PROBLEM TO BE SOLVED: To provide a game machine characterized in a circuit board.SOLUTION: A game machine comprises: amplification means for amplifying a sound signal; sound output means for converting the amplified sound signal into a sound and outputting the sound; and first and second circuit boards. The first circuit board comprises a first output terminal for outputting one voltage among a plurality of input voltages. The second circuit board comprises first and second input terminals, the amplification means, and voltage conversion means for generating a power source voltage of the second circuit board. The voltage conversion means is electrically connected to the second input terminal. The first input terminal is electrically connected to the first output terminal. The amplification means is electrically connected to the first input terminal and amplifies the sound signal with the input voltage as a power source voltage.SELECTED DRAWING: Figure 9 【課題】回路基板に特徴を持った遊技台を提供すること。【解決手段】音声信号を増幅する増幅手段、増幅後の音声信号を音声に変換して出力する音声出力手段を備えた遊技台であって、第一、第二の回路基板を備え、前記第一の回路基板は複数の入力電圧のうちの一の電圧を出力する第一の出力端子を備え、前記第二の回路基板は、第一、第二の入力端子、前記増幅手段、該第二の回路基板の電源電圧を発生する電圧変換手段を備え、前記電圧変換手段は前記第二の入力端子に電気的に接続され、前記第一の入力端子は前記第一の出力端子に電気的に接続され、前記増幅手段は前記第一の入力端子に電気的に接続され、その入力電圧を電源電圧として音声信号を増幅する。【選択図】 図９