Shenzhen Lianchengfa Technology Co., Ltd.

Through the development of the past five years, the small-pitch LED display has greatly improved the clarity of the display panel, and the screen picture is becoming more and more high-definition. It is deeply loved by customers and is widely used in control centers, studios, conference rooms , hotels, shopping malls and other industries. With the increase of use time, daily maintenance is inevitable. Next, LCF Xiaobian will share with you 7 common faults and maintenance measures for small-pitch LED displays!

Q1: A single module does not light up

A: When encountering this problem, first check whether the adapter board is in poor contact; then check whether the power socket is loose; mainly check whether the signal transmission cable is in normal contact, if the contact is poor, you need to re-plug the cable or replace it If the problem still exists after replacing the cable, check whether the interface of the module is in good contact.

Q2: Multiple cabinets do not light up

A: First consider the power transmission problem, start from the front of the problem box, check whether the switching power supply is normal, check whether the network cable is loose and the signal has not been transmitted, and the rest is the problem of damage to the receiving card.

Q3: Large horizontal and vertical areas are not bright

A: First, confirm the problem of the main network cable, and then further investigate the problem of poor contact of the short network cable inside the screen body; usually, the power supply inside the screen body will cause a large area of blackout.

Q4: Screen chromatic aberration

A: Usually, the uneven temperature of the LED display leads to display color problems. It is necessary to do a good job of heat dissipation.

Q5: No signal on the screen

A: First check whether the DVI or HDMI signal cable is well connected; if it is not the signal cable problem, please confirm whether the copy mode or expansion mode in the display control panel of the computer is normal; or set the corresponding signal source in the processor correctly.

Q6: One or more cabinets do not light up

A: Check the power indicator and power supply cable inside the screen to ensure that the power supply of the screen is normal; then check whether the green light of the receiving card indicator flashes normally and whether there is signal transmission; finally, check whether the network cable connection is normal, and replace it in time if any problem is found.

Q7: The whole screen is not bright

A: Check whether the power supply of the distribution box is normal; check whether the power supply of the screen body is normal.

The above are the 7 common faults and maintenance measures for small-pitch LED displays sorted out by Liancheng. LCF is a world-leading provider of LED display applications and solutions, as well as a national-level specialized, special, and new little giant enterprise. The main business covers "smart city", "cultural tourism business performance", "commercial display project", "content technology" four major sections, with the world's leading automated production equipment and modern post-doctoral research laboratory and perfect sales and services team. Friends who want to buy LED display can also contact us, LCF  LED display manufacturer, a big country brand, trustworthy!