LCD display failure, common faults of the display and solutions

Since the data cables of the monitor have been replaced, it shouldn't be something else, you open the right mouse button properties screen saver, the power supply below, and see if it is not debugged well, if there is no problem, it means that there is a problem with your monitor.

The 100 screen lamp is not in good contact with the high-voltage plate, or the high-voltage plate or lamp line is damaged somewhere, and it touches the iron plate.

When the lamp line touches the iron plate, it will automatically enter the protection state, so the screen will be black.

Please first make sure that there is no problem with the quality of your product.

Change the external power adapter !

The display is an important part of the computer, which carries important tasks such as user interaction, information transfer, and data visualization. However, due to various reasons during use, the display also often fails. Here are some common display shouting void device glitches and how to fix them.

1.No display or blurry display: This situation may be caused by the display signal cable is not connected or the connection is loose, you need to check the connection status first.

If there is no problem with the connection but the display is still not working, then it is possible that the resolution of the monitor is not set correctly and needs to be adjusted. If it still doesn't work, you need to consider the display failure and need to be repaired or replaced.

2.Flickering display area or blurred screen: This fault is usually caused by insufficient power supply, aging signal lines, etc. You can try to plug the signal cable back in, if it still doesn't work, it may be a power supply problem and you need to replace the power supply or replace the monitor.

3.A white or black screen when the monitor is turned on: This is usually caused by loose wiring inside the monitor or damage to the hardware. You need to find a professional maintenance personnel to check the repair.

4.The color of the monitor is distorted: In this case, the color of the monitor may be set incorrectly and needs to be set again. It may be that the display backlight is attenuated, and the brightness of the backlight needs to be adjusted; It's also possible that the color is distorted due to a problem with the monitor's graphics card and you need to replace the graphics card.

5.Dead pixels on the display: If a few pixel-sized dark dots appear on the screen, this is usually due to a defect in the monitor's LCD screen. Only the monitor can be replaced at this time.

In conclusion, there are many reasons for display failure, and there are many ways to fix it. If you encounter the above situation, you first need to check the obvious problem, if you don't find the problem, you need to consider that it may be a hardware failure, and you need to find a professional maintenance personnel to solve it. At the same time, Yupi is also very important for the maintenance of the display, and it is necessary to pay attention to protecting the screen, cleaning the dust, and cleaning and maintaining it regularly to avoid the above problems.

1. White screen. The white screen is divided into two situations: one is that there is a signal input, and the entire screen is white, and the image cannot be seen clearly, which is due to the faulty motherboard.

2.Flower screen. The failure of the blurred screen is mainly caused by the problem of the LCD screen or logic board, but the phenomenon of the blurred screen caused by the core board is generally on the entire screen.

3.Black screen. The external display is normal, but the LCD screen is black. This fault indicates that the backlight system and imaging system of the screen are not working properly.

4.Dark screen. The screen dimming is mainly caused by the aging of the lamp, and it can be replaced directly, but in rare cases, it is a high-voltage plate or a high-pressure plate.