The detection of LED display includes the following aspects:

Brightness detection: Use a luminance meter or a spectrophotometer to measure the brightness of the LED display and adjust accordingly.

Color detection: Use a colorimeter to measure the color reproduction of the LED display and make corresponding adjustments.

Contrast detection: Use a contrast meter to measure the contrast of the LED display and adjust accordingly.

Clarity detection: Use the resolution meter to measure the resolution of the LED display and make corresponding adjustments.

Fault detection: By observing the surface condition of the LED display and according to the fault phenomenon of the LED display, it can be judged whether the LED display is faulty.

The detection of the LED display is very important, and the problems of the LED display can be found in time, and corresponding adjustments and repairs are made to ensure the normal operation of the LED display.