Under normal circumstances, the failures of best fine pitch LED Display modules mainly include the following:

1. The best Fine pitch LED Display has a large area of ​​black screen phenomenon.
Solution: Check if the power is on. Check if the cables are in good contact.
2. The best Fine pitch LED Display has dead pixels (runaway points).
Solution: Use a screwdriver of the corresponding model for front maintenance, remove the screws that fix the mask of the fine pitch LED Display, remove the mask, and replace the lamp. After changing the lamp and sealing the gel, restore the original mask and tighten the screws. Back maintenance is to use the corresponding type of screwdriver to remove the screws from the back of the best fine pitch LED Display, unplug the signal cable, and perform maintenance, lamp replacement or other maintenance on a single module according to the front maintenance method.

3. The fine pitch LED Display module does not light up, and there is a black screen on the module.
Solution: Check if there is a problem with the power supply. Check that the transmission cable of the best fine pitch LED Display is in poor contact. For example, if the entire module of the fine pitch LED Display has color confusion or inconsistent colors (but there is a signal input and a correct picture), re-plug and unplug the cable, or replace the tested cable. Check if there is any problem with the interface of the PCB board of the best fine pitch LED Display.