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.

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按键选择洗衣机工作方式，指示灯配合按键工作，LED显示器则显示洗衣机洗涤和脱水时间。

The keys chose the work modes, the indicating lamps cooperated with the keys. The LED monitor showed the time of washing and dehydration.

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