Ask a Question
Welcome to LED Display Screen Forums Q2A. This is a Q&A community for LED display screen enthusiasts, providing outdoor LED display screens, indoor LED display screens, and creative LED display screen FAQs. Our LED display screen discussion community is a global professional free LED Q2A, LED display manufacturing, LED screen testing and LED screen installation professional Q&A knowledge platform.


+1 vote
37 views

What should I do if the LED screen does not light up or has insufficient brightness?

by (37.5k points)

1 Answer

+4 votes
 
Best answer

1. Check whether the power supply is connected properly and ensure that the power supply is normal.

2. Check whether the signal cable is connected correctly to ensure smooth signal transmission.

3. Check whether the control card is working normally. If necessary, replace the control card.

4. Check whether the LED module is damaged. If damaged, replace it in time.

by (69.9k points)
selected by

Related questions

+2 votes
1 answer 45 views
+1 vote
2 answers 44 views
44 views asked Apr 23, 2024 by LED-Display-India (37.5k points)
+2 votes
1 answer 50 views
+2 votes
3 answers 45 views
+1 vote
1 answer 39 views
+1 vote
2 answers 33 views
+2 votes
2 answers 46 views
+2 votes
1 answer 36 views
+1 vote
2 answers 49 views
49 views asked Apr 23, 2024 by LED-Manufacturers (69.9k points)
+2 votes
2 answers 53 views
...