The switch before line 010 is a master disconnect for the power to the entire system.

在线号010前的开关是一个主断路器用来将整个系统的电源切断。

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Total mainframe power switch could not be activated: check whether the Master relay is damaged, whether the flow relay tripped.

主机总电源开关不能启动：检查主令继电器是否损坏，过流继电器是否跳闸。

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POWER SWITCH Each room is equipped with a master lighting control.

电源开关酒店客房配有电源开关控制系统。

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Toward the right, you've got the USB type B connector that runs to your laptop, the AC adapter jack, and the master power switch.

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