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Indoor LED display subtitles overlapping fault repair plan

by:Demo     2021-07-11
How to repair and solve the problem of overlapping subtitles on the indoor LED display? Shenzhen Liansen led display manufacturers provide the following solutions!



Indoor LED display subtitles overlapping fault repair plan:



One. Analysis of the causes of overlapping subtitles on indoor LED display screens



1. Subtitles are not well debugged



2. First check whether the power supply is loose or not.



3. Check if the cable is firmly inserted



4. Check the connection between the module and the adapter board.



5. The output problem of the adapter board



Two, the solution



Check to see if there are two texts in the edited subtitles that cause overlap. If the problem cannot be solved through steps 2 and 3, go directly to step 4. Because the wiring sequence of the adapter board and the module row are in a one-to-one correspondence, it is found that the modules just start from the fourth row, and there is no one-to-one correspondence. The 4-row module is connected to the 5th pin of the adapter board, and the subsequent modules can be deduced by analogy to restore the connection relationship. Steps 2, 3, and 4 are all confirmed that there is no problem, but the font overlap phenomenon is still not solved, then go to step 5 to adjust the output of the board.



The overlap phenomenon will occur during the first use of the LED display, follow steps 1, 2, 3, 4, and 5 to check; after a period of use, the Shanghai LED display overlaps, check steps 2, 3, and 5 in sequence; If the problem still cannot be solved, contact the manufacturer or service provider.


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