系统上电后，显示提示符P.,按K1进入抢答界面，如果主持人没按K1开始键，选手按动 则视为违规抢答，数码管显示违规选手号，蜂鸣器报警，违规指示灯亮，-After the system is powered on, according to the prompt p., press K1 vies to answer first into the interface, if the host doesn t press K1 start, press is considered illegal vies to answer first, digital tube display offending contestant number, buzzer alarm, violate compasses indicator,