General specification for LED electronic display

This standard specifies the TFT Lcd Modules screen definition, classification, technical requirements, test methods, inspection rules, packaging, transportation and storage requirements flag. This standard applies to LED display products. It is the LED display product design, manufacture, installation, use, quality inspection and develop technical standards, technical documents major technical basis.
Classification
LED display can be classified according to the following conditions:
Use of the environment:
LED display by use of the environment is divided into indoor and outdoor LED display LED display.
Display color:
LED display by the display color is divided into single-color LED display (including pseudo-color LED display), dual color LED display and full-color (three-color) LED display. Press the gray level can be divided into 16,32,64,128,256 gray color lcd display module.
Display Performance:
LED display LED screen display performance into text, graphic LED display, LED display computer video, TV video LED display and LED display market and so on. LED display market generally includes securities, interest rates, futures and other uses of the LED display.
Basic luminous point:
Non-market type LED display, indoor LED display by using LED single spot diameter can be divided into Φ3mm, Φ375mm, Φ5mm, Φ8mm, and Φ10mm other display; outdoor LED display can be divided using the pixel diameter Φ19mm , Φ22mm and Φmm26 other LED display. Quotes class LED display size by using digital control can be divided into 2.0cm (0.8inch), 2.5cm (1.0inch), 3.0cm (1.2inch), 4.6cmm (1.8inch), 5.8cm (2.3inch), 7.6 cm (3inch) and other LED display.