当这些按钮之一是推动下，在前面和后面的蓝色系统状态指示灯闪烁液晶显示器面板，直到其中一个按键被按下了。
When one of these buttons is pushed, the LCD panel on the front and the blue system status indicator on the back blink until one of the buttons is pushed again.
这时系统的指示灯变成红色闪亮状态。
The power light flashes red and green as the system start up.
所述的的主机包括单片机系统，液晶显示屏，一组状态指示灯，一组设置按键。
The host comprises a single chip microcomputer system, a liquid crystal display screen, a group of status indicator lamps and a group of setting buttons.
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