Reader's Digest Version: If you won't be using it for 20 minutes, turn off the monitor. If it won't be needed for more than two hours, turn off the computer.

读者文摘解答：如果你20分钟之内就可以再用，只关掉显示器就好，如果你超过2个小时都不会再用它的话就关掉它吧。

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As the control unit of radio transmitter, micro-controller take charge of monitor machine state, dispose malfunction, and turn on or shut off the machine on schedule.

广播发射机微机控制器是整个发射机的控制核心，它负责完成发射机的开关机控制，状态检测，故障处理和自动开关机控制等功能。

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