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Led display procurement Mistakes
Time:2012-12-20

 

Led materials, technical information issued by manufacturers of Led light show that the ideal state of life of 1 O million hours. Ideal means in the laboratory under constant voltage constant current Led light does not shine from the light to full time. 1 O million hours equivalent to 11 years.

A, Led life

Led materials, technical information issued by manufacturers of Led light show that the ideal state of life of 1 O million hours. Ideal means in the laboratory under constant voltage constant current Led light does not shine from the light to full time. 1 O million hours equivalent to 11 years.

How much of a bucket filLed with water is determined by the lowest board, Led display products for the people currently using the device-level lifetime does not exceed 8 years. Watch as a function of the display, when the display is only illuminated when the evening to see that it is not qualified, have a use value.

A car can be opened for 15 years, 3 years if the idle is scrapped. Environment and methods used in the life of the product greatly.

Second, compliance with national standard

General specification for the Led display ministerial standards in 1995. There are many companies now known as the national standard, the technology was 8 years after the standard look, is not the standards. For example, control points, the national standard for the extreme of 3 to 耳3.75 indoor dual color display as an example . Generally do 640x480 standard resolution display is 7 square meters per square meter to 43,264, according to the national standard can have 90 points out of control. Who display such pay today.

Third, the software is all free of charge

Display industry, the common problem of Chinese enterprises widespread - not only the production of research and development. Only a few companies have licensed software. Piracy is illegal to use now.

Fourth, cost-effective

Look at low cost. Depends on cost performance and not simply look at price.

V. Gray

As a dual-color and full color display is an important indicator of gray. Currently on the market filLed with many 16-and 64-level grayscale screen pretending to 256 gray. The cost is only 256 gray control of fifth. The easiest way is to play a more vigorous exercise scenes VCD View Led display is able to see clearly. Sixth, the best buy

Will buy the best, all the purchasing power derived from the need. Meet the needs and have a certain ahead. Will waste a lot of blind pursuit of money does not need to buy their own functions.

VII, practical

Application is fundamental, as the application of consulting, software upgrades, hardware maintenance, maintenance and repair and ultimately, support of manufacturers.

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