source:other news release time:2023-03-17 Hits: Popular:led screen wholesaler
1. The reason why the entire screen is not bright and bright in the LED display unit board
1. Visually, whether the 26P lines and power module indicators between the power supply connection and the unit board are normal.
2. Use a multimeter to measure the normal voltage of the unit board, and then measure whether the voltage output of the power module is normal.
3. Measure the power module low, adjust the fine -tuning (fine -tuning the power module near the indicator light) to make the voltage reach the standard.
2. What is the reason why the screen appears on the screen of the LED display screen?
In the process of controlling the system, we occasionally encounter the phenomenon of full screens in the LED screen.
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