Some users sometimes state the problem of a white bar appearing on the screen (several vertical and horizontal stripes) when the laptop is working or the screen does not work at all. The software method does not always solve this situation. But here it is possible to diagnose the causes even at home.
White screen on a laptop or stripes: causes
In general, not only white horizontal or vertical stripes may appear on the screen, indicating hardware failures.
Often you can notice ripples, mirroring of the contents, dimming or completely turning off the screen. What could cause such failures? As the main reasons, most experts indicate the following:
- overheating or failure of the graphics card;
- damage to the system board;
- malfunctions of the screen matrix;
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White screen on a laptop: what to do?
Finally, the question remains how to eliminate such problems. Programmatically, everything is clear. Two methods have been described above. And it is better not to install programs or games, the requirements of which the laptop simply can not pull. In all other cases, when the cause of the breakdown is determined at least at the initial level independently, repair or replacement of the problematic component is inevitable.