异常状况发生时，控制器萤幕上自动显示故障状态，切断电源开关，并提供故障排除方法。

The trouble data will display automatically on the screen of controller and power off automatically , tell you how to shoot when it is some trouble.

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不使用时，请将电源开关关闭，并切断电源。

When it is not used, please turn the power switch off and switch off the power supply.

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因此，请确保您连接线，以积极的电源开关是活着的时候被激活并切断电源时，开关是关闭的。

So make sure you connect the positive wire to a power source that is alive when switch is activated and power off when switch is off.

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