How to solve display screen blurred phenomenon of LED advertising truck?

Our LED advertising truck is the most popular promotional tool for outdoor advertising recently. It is equipped with LED display in the mobile car, which will show our advertisement contents in the form of video. So, LED display is the most critical part of our advertising. 

But the display is scheduled to belong to electronic products, a long time will inevitably lead to some problems. Common is the emergence of some screen failure phenomena. So, if our advertising LED display screen blurred phenomenon, how to solve it? 

First of all, we want to check our cable is normal. Mainly to see the back of our LED display corresponding to the power box lights are bright, and if not on behalf of the corresponding cable is not plugged in, we just need to re-plug it. If not, we can check under the power box is not burned out, you can put my spare power box replaced, and then sent back to our bad manufacturers, we will send a new power box over. 

Second, we can also use the multimeter to detect the internal LED display cable to find out the bad or short circuit, and replace the high quality of the circuit cable. With a multimeter to detect the power LED display is grounded, the screen may also be changed by the flowers caused by this, if there is a problem, the power ground. 

If the above methods can not be resolved, then it may be LED lamp bead bad or the corresponding display is broken, if a screen is broken, we can put our backup screen replaced, if it is a multi-block, then You can contact our manufacturer, we will have a special after-sales staff over to solve the problems of LED advertising truck.

Hubei Changjie Special Purpose Vehicle Co. Ltd 
Contact Name: Suan Yin 
E-mail: cj802@urspv.com 
Mobile phone: +8613886881673 
Tel: +(00)867223229933