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1、维护维修前请确定已经断电
The maintenance of maintenance before has power to determine
2、定期对泛光灯的玻璃进行清洁，以保持灯具良好的透光性。
Floodlights regularly to clean the glass in order to maintain good light transmittance lamps.
3、定期对泛光灯的外壳及散热器的灰尘进行清洁，以保持良好的散热性能。
Floodlights regularly and the radiator shell to clean the dust in order to maintain good heat dissipation.
4、注意不要用水或者腐蚀性强的溶液进行清洁，最好用干抹布。
Careful not to water or corrosion resistance of the solution to clean, preferably with a dry cloth.
5、更换电源时，可直接用螺丝刀打开后盖后，取出电源，AC电源三芯线接线按照棕色对应电源上的“L”，蓝色对应电源上的“N”,黄绿色或者黄色对应 “ ”，DC电源线的红线或者白线对应电源的正黑线对应电源的负极，注意正负极不要接反。
Replacement power, open the cover, remove the power supply directly with screwdriver and same specifications power cable, AC power exchange in accordance with the brown of the three core corresponds to "L" of power , blue corresponds to "N" of power , yellow, and green lines correspond to earth " "; LED light source" + "corresponds to the positive terminal of DC power," - "corresponds to the negative terminal of DC power, Pay attention to positive and negative polarity.