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What to do if stripes appear on computer screen? Causes and Solutions for a Blurred Display Screen
Small streaks occasionally appear on computer screen. Does this mean that computer screen is faulty? In fact, there are many reasons for appearance of stripes on computer monitor screen, and in this article, we will introduce you to specific causes and solutions.
Reason 1: outside interference
Because strong electromagnetic interference such as electric sparks and high frequency electromagnetic fields exist near display. If interference intensity is very high, it will cause white horizontal stripes on entire display screen; if interference intensity is not strong, it will look like a serious change in a certain corner of display.
Solution: When these two situations occur, we should first focus on checking environment of display area to rule out equipment with strong magnetic interference. Generally, problem can be solved.
Reason 2: internal noiseThere is a big difference between internal noise and external noise. If monitor's internal noise is disturbed, black horizontal stripes will appear on monitor screen, which is a more serious problem.
Solution: In this case, we can open case to check if there is a bad connection inside display, if there is a problem with output terminal of power supply or output transformer.
Reason 3: The monitor has been used for a long timeInternal capacitors will age and fail if used for too long, resulting in slow startup speed, dark screen and blurry characters. At this time, while aging capacitor is replaced, fault can usually be repaired, but since this is also a very high-tech job, it is recommended to send it in for repair.
Reason 4: Incorrect screen resolution settingSevere glitches on computer screen may also occur. This type of failure usually occurs on older machines. If your computer is running a Windows system, you can press F8 to enter system's safe mode and restart it. Set display mode. monitor, and problem can usually be corrected after a restart.
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