The sedan plyes time , the metal plate figure on journey and pavement displays in the way of LED's nixie light .

小车行驶时间，路程和路面金属板块数用LED数码管显示。

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Nixie light on the PCB can display timekeeping time during operation and parameter value set during setting parameter.

线路板上的数码管能显示运行时的计时时间和参数设定时的参数值。

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After the control device is powered on, nixie light display and key input is normal: (1)Output LED indicator is not lit and electromagnetic pulse valve does not work.

控制仪通电后数码管显示和按键输入正常： （1）输出LED指示灯没有亮， 电磁脉冲阀也不动作， 则有可能SD-M-3002电路损坏。

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