在运用户外LED显示屏时，经常呈现无法加载的景象。大印象从下面的几个方面来分析下LED显示屏加载不上的因素。
In the use of outdoor LED display, often rendered unable to load the scene. Dayinxiang from the following aspects to analyze the factors under the loading on the LED display.
1、查看跳线帽是不是松动或掉落；假如跳线帽没有松动景象，请保证跳线帽的方向准确。
1, check the jumper cap is not loose or fall; if the jumper cap does not loose the scene, please ensure that the jumper cap accurate direction.

2、查看并承认用于衔接操控器的串口线为直通线，而非穿插线。
2, to see and recognize the serial port for the convergence of the controller for the straight line, rather than interspersed lines.
3、查看并承认该串口衔接线完好无缺而且两头没有松动或掉落景象。
3, check and recognize the serial connection line and ends without loosing or falling flawless and perfect scene.
4、对照LED显示屏操控软件和自个选用的操控卡来挑选准确的商品型号、准确的传输方法、准确的串标语、准确的串行传输速率并对照软件内供给的拨码开关图准确地设置操
4, control LED display control software and the control card from choosing the right goods model and accurate transmission method, accurate on posters, accurate serial transmission rate and control software in the supply of the dial switch map accurately set.
控系统硬件上的位址位元及串行传输速率。
Address bits and serial transmission rates on the hardware of the control system.
5、保证操控系统硬件已准确上电。
5, to ensure that the operating system hardware has been accurately power.
6、如经过以上查看并校正后依然呈现加载不上，请用万用表丈量一下，是不是所衔接的电脑或操控系统硬件的串口被损坏。以承认是不是应送还电脑厂家或将操控系统硬件送还检查。
6, such as after the above view and correction is still not loaded, please use multimeter to measure, is not connected to the computer or control system hardware serial port is damaged. That is not to be returned to the manufacturer or computer will control the hardware check back.
总归，LED显示屏加载不正常的因素，有可能是商品本身的疑问，也有可能是你在运用过程中操作不当所形成的。只要认真思考或寻问厂家，很简单找到疑问的本源。
After all, LED display loaded abnormal factors, it may be the commodity itself, but also may be in the process of application of improper operation. As long as careful thinking or asking manufacturers, it is simple to find the origin of the question.

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