In the process of using the computer, we often encounter a variety of problems, such as the display does not display after booting, today I will talk to you about several situations where the display has no picture after booting:
1. The power indicator of the display is lit
There are two situations when the indicator light is on.
The first type:After the computer is turned on, the display indicator changes from normal color to another color, generally just turned on, the display indicator lights up normally, and then the indicator light dims or turns to other colors, this situation is generally caused by dust in the memory module or due to the oxidation and blackening of the gold finger contact and not touching in place.
Workaround:Unplug the memory module, wipe it with an eraser, and then install it in place, if it is caused by slight oxidation or a little dust, it cannot be turned on normally, and the display does not display, unplug it and plug it in.
The second type:The display indicator lights up normally, and it can be turned on normally into the system, but the display has no picture, which is generally a problem with the graphics card or the display line, and there is a problem with the output end of the graphics card, and there will generally be no display of the first signal;**Poor line contact will generally have a hint of no **signal.
Workaround:If you suspect that the graphics card problem can be troubled by the replacement method, find a working graphics card to replace this graphics card, and if it works, you can take it to repair the graphics card. If it is a problem with the **line, it can be replaced** line to replace it.
2. The power indicator of the display is not lit
The first type:This is generally because the power cord is not connected to the bit, check if the power interface at both ends is loose and reset.
The second type:If the monitor hardware fails, you need to go to a professional to repair it.
The display indicator lights up but doesn't work properly, which is a common malfunction.