LED Display Control Card Troubleshooting Guide

What is the LED display control card?
LED display control card is the core component of LED graphic display, is responsible for receiving from the computer serial port display information in frame memory, LED display drive mode according to the partition generated the required serial display timing control and scanning data. The effect of the LED screen is related to it.
LED display control card what is the classification?
Can be divided into single and double color control card, control card, control card and colorful color three kinds of
Use LED display control card should pay attention to what?
Different brands of control card and the corresponding software installation is different. The same brand is also divided into different models, functions vary greatly. Small area of monochrome screen, commonly used simple partition control card, cost-effective, while the area is slightly larger, you can use zoning control card, higher prices.

LED display control card connection way?
Control card and computer connection mode: network port, serial port (TCP/IP) (RS232, RS485), U disk conduction, GPRS wireless connection and Zigbee wireless connection way.
How do I select the LED display control card?
First understand the LED screen size, calculate points, know that you need the effect is synchronous or asynchronous, and need to develop two times; and then determine the, synchronous and asynchronous, determine the effect, determine the scope of points, determine the price range, and finally determine the card control card; select the most appropriate, not necessarily the price high quality, good is the most suitable. Finally, the software is not suitable for themselves and customers.
Can’t I find the LED display control card?
1. Make sure the control card is compatible with the software.
2. Check the connection line is off, loose, and confirm the control card used to connect the serial cable to control card with check, some control card with straight (2-2, 3-3, 5-5) and some control card (2-3, 3-2, 5-5).
3. Make sure that the control system hardware is properly powered
4. control software and the control card control card, choose the right product type, transmission mode, the correct serial number, correct baud rate and control software provided by dial switch control chart is set correctly address and baud rate of hardware.
5. If the above check and correction is still not loaded, please use a multimeter to measure, or computer hardware of the control system is connected to the serial port is damaged. To confirm whether it should be returned to the manufacturer or the computer control system hardware was detected.
6. If the fifth step is not convenient, please contact the Haisheng LED Co.Ltd engineer to provide technical support.
More Troubleshooting tips about your led display please visit our website  www.optokingdom.com
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Common Causes of LED Display Failure

Nowaday, LED display has become a part of people’s lives, the streets and lanes, the square station, can be seen all kinds of different sizes of different types of LED display. It is a set of optical, structural mechanics, electronics, computer science in a systematic project. According to statistics, ninety of all domestic LED fault screen percent are large or small, if summed up the main attribution of these faults, we can from the fault source control, to improve the display quality.
LED display 80% failure is caused by the following factors: AC power distribution wiring harness, terminal, connector, signal and low voltage DC wiring harness and connector, switch power module, fan, plastic shell components. These interfaces, cables, power, if you do not choose the bottom, will lead to a whole or part of the black screen LED display, flower screen, mosaic, no signal, etc.. These are also very difficult to maintain, so we are in the production process is to pay attention to reduce the failure rate.
The rest of the fault and 80% for the following reasons: PCBA solder joints, capacitors, terminals, LED lamps, Water Leakage dust caused by the level of protection for the lack of the packing box, leakage screw hardware corrosion control board. These reasons will lead to the LED screen with blind lights or highlights, one or more lines are not bright, lack of color, etc., if the control card or software problems will lead to abnormal image display. Outdoor LED display must be strictly in accordance with the testing standards to design, waterproof and dustproof, wind resistant to high temperature, otherwise it is easy to appear all kinds of faults, and even make the entire LED display scrapped. In addition, the operator should grasp the relevant basic knowledge, with good habits, coupled with professional maintenance personnel, but also to a certain extent, reduce the failure rate.
More Troubleshooting tips about your led display please visit our website http://www.optokingdom.com/user-manual.html
We are the most trusted online store for HSTV LED Display,LED screen,led video wall,led signs and led panel. We offer the highest quality of LED Screens, Displays,signs,panels suitable for both indoor and outdoor advertisement. Visit our C2M online shopping mall: http://www.optokingdom.com/
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Common Causes of LED Display Failure – LED Display Solutions Provider

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