Acceptance outdoor full-color LED display can be analyzed from the following three aspects:
First, Restore color color reduction refers to the color displayed by the display color reduction, display and playback source color to remain highly consistent, so as to ensure realistic images.
Second, the presence or absence of color blocks color blocks is the obvious color difference, color transition between adjacent modules to module units, causing the color blocks phenomenon mainly by poor control system, high gray scale scan lower frequency caused.
Third, whether the mosaic, dead phenomenon mosaic is refers Always or often black display box, both modules necrosis quality, but off of the main reason for the display connector. Dead Always or often appears on the LED display black single dead point how many good or bad by the die to decide.