Repair of the display backlight
Frequent cause of failure backlight LCD display laptop is a faulty inverter, which will regulate the brightness level of the backlight.
It is also not uncommon for a failure exits LED backlit LCD or vacuum tube matrix, unfortunately, in such cases requires replacement of the matrix completely.
Typical symptoms of failure:
- The picture in the dark
- The screen image can be seen only by careful consideration of the screen
- The image is displayed only when an external display
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