When it is as the led display  is available being blurred after a period of use, many of the factors are definitely the failing from the handle credit card.


1. The Directed display can not be shown. Option: Verify whether or not the power supply in the screen is common, and whether there exists a solid power input that causes the energy provide to be reduced or higher.


2. The display of your led electronic screen is unnatural, fuzzy and uncertain, etc. Answer: Verify if the parameter settings in the LED manage card are proper, whether or not the connection lines are typical, if the cord is free or has very poor speak to, connect and unplug the signal cord from the cord, and thoroughly clean the dirt of your cable television contacts.


3. Section of the display screen display is unusual, such as black monitor and unclear display. Answer: Verify whether the local power source is doing work normally and regardless of if the transmission transmitting type of the screen is malfunctioning.


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