LCD Encyclopedia

Three reasons for shortening the Life of LCD Screen backlight

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Author : China LCD screen supplier
Update time : 2020-04-09 11:20:08
If the LCD screen is used for a long time, the life of the backlight may be shortened. There are three main reasons for shortening the life of the backlight of the LCD.
 

1. LCD screen is exposed to the sun or rain for a long time.


LCD screen can not be exposed to the sun regularly, otherwise it will make LCD case more vulnerable, and frequent rain will speed up the aging and rust of internal parts. And the LCD screen backlight is often affixed to the back of the LCD screen, if used outdoors, the position often exposed to the sun will shorten the life of the backlight, rain or sprinkling water will also weaken the effect of the backlight.
 

2. LCD screen works non-stop long hours.


People work a day is limited, after that limit will feel the body tired, and the LCD screen backlight is also used for a long time, the surface temperature will increase its internal parts will load work, which will greatly reduce the cycle time of its use. You should turn it on when you need it and turn it off for a short rest when you don't need it.
 

3. The current used by LCD screen is too high.


Under normal circumstances, the voltage used by the LCD screen is fixed and within the specified current range. However, if the backlight used is a product of its own secondary transformation, then it is possible to change its current range, so that the LCD screen backlight is burning life, and the service life will be shortened accordingly.

Under normal circumstances, the service life of a good LCD screen backlight is quite long, and a reasonable use can take 10 years. However, if you do not pay attention to protection in the process of use, it will shorten the life, and if you do not turn off the power supply for a long time, it will also make the backlight in the load state. For the use of LCD screen backlight points for attention or should know more about the correct use in order to improve life.
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