The reasons and solutions for many streaks on the computer screen: 1. It is caused by a graphics card failure. The dust around the computer graphics card and the card slot needs to be cleaned; 2. Due to external interference, it is necessary to clean the surrounding area where the monitor is used. Check to eliminate equipment problems that cause strong magnetic interference; 3. The display resolution is not set properly, and you can reset the display mode of the display; 4. If there is internal interference, check whether there is poor contact inside the display; 5. The display is too old, Aged capacitors need to be replaced.
#The operating environment of this tutorial: Windows 7 system, Dell G3 computer.
What should I do if there are many streaks on my computer screen?
There are many situations where streaks appear on computer screens. The following are several common causes and solutions:
1. Caused by graphics card failure
If it lasts for a long time Excessive use of the computer may cause the computer's graphics card to overheat or malfunction.
Solution: You need to shut down your computer as soon as possible, let the computer's graphics card buffer, clean the dust around the computer graphics card and the card slot, and try again. No streaks will appear, if not you need to replace the graphics card.
2. External interference
Because there is strong electromagnetic interference near the display, such as sparks and high-frequency electromagnetic, it will cause stripes on the display.
Solution: Check around the site where the monitor is used to eliminate equipment problems that cause strong magnetic interference. This can be solved.
3. Improper display resolution setting
Improper display resolution setting can also cause stripes on the computer screen. This type of applause usually occurs on older machines.
Solution: Press the F8 key to enter the safe mode of the system, reset the display mode of the monitor, and then restart, generally the fault can be eliminated.
4. Internal interference
If the monitor is subject to internal interference, black horizontal stripes will appear on the monitor's display screen, which is quite serious.
Solution: When encountering this situation, we can open the casing and check whether there is any poor contact inside the monitor, whether there are any loose connections at the output end of the power supply or the output transformer, etc. question.
5. If the monitor has a long service life
If the monitor has a long service life, the internal capacitors will age and fail, causing the startup speed to be too slow and stripes to appear on the screen.
Solution: The aging capacitor needs to be replaced. It is recommended to find professional maintenance personnel.
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