山东LED显示屏的运用量对比的广泛，红外灯发作照耀间隔不行毛病表象及处置办法。
Shandong LED display usage contrasts to the wide, infrared light shine no problem representation and attack interval solution.
第一步：若是该商品现已运用1年以上，则是正常衰减，可替换同类型商品 ；
The first step: if the goods have been used for more than 1 years, is the normal attenuation, can replace the same product;
第二步：查看输入电源电压是不是到达额定值，能够换用其他商标的开关电源检测 ；
Step second: check the input supply voltage is it right? Reaches the rated value, can change detection of switching power supply for other trademark;
第二步：作业状态下，调查红外灯正面，是不是有不发光的LED，若是有，则是灯管有有些焚毁，需求修理 ；
The second step: operation state, being positive investigation, is it right? There is no light LED, if any, is the lamp has some burned, needs repair;
第四步：换用是非摄象机测验，若是能到达标称间隔，则有两种能够：1该摄象机感应红外的设置被屏蔽了。2该摄象机与红外灯不匹配，感应红外作用差，只能替换其他类型摄象机。
The fourth step: change is non camera test, if can reach the nominal interval, there are two to 1: the camera infrared settings are blocked. 2 the camera and an infrared lamp does not match, infrared differential effect, can replace other types of camera. |
