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The computer monitor doesn’t light up, is it frustrating? PHP editor Yuzi will help you solve your problems! This article will introduce the reasons why the monitor does not light up and the corresponding solutions, and teach you step by step to diagnose and repair the problem. Read on to get your monitor back into the spotlight!
1. The monitor does not light up or work. This means that after pressing the power button, the screen indicator light will light up or flash, the screen will display its logo, and then it will enter a black screen. state.
2. If the monitor does not light up, the first thing to consider is that the VGA cable is in poor contact. You can try to unplug the screen connection cable behind the screen and on the main chassis and reconnect it.
4. Remove the screws (usually two) on the back of the computer host and remove the side chassis panel.
5. Open the case and you will see that there are two card slots next to the fan. At least one of the card slots has a memory module inserted (usually green). Pull out the buckles on both sides of the memory module. Break it off and take out the memory stick.
6. Wipe the metal piece of the memory module with a soft cloth to remove the dust in the card slot, and then put the memory module back as it is.
At this time, you need to press down hard and snap the buckles on both sides back to their original positions. When you hear two "pop" sounds, the memory module is stuck and stabilized. Just turn on the computer at this time. Computer host and monitor wiring installation steps A general desktop computer consists of 4 parts: computer host, monitor, keyboard, and mouse. When the newly purchased computer is delivered to your door, it is actually disassembled and packaged. As long as we put these parts The components are connected with corresponding wires and then connected to the power supply for use. Generally, the computer wires include: two identical power wires, one for the host and one for the monitor, and one that connects the host and monitor together. One vga data line, generally speaking, these three lines.
If the network cable does not count. The connection between the computer host and the monitor is through a VGA data cable. First, find the hole at the back of the monitor and the host that is consistent with the VGA data cable hole. It is usually in the shape of a ladder with many holes on it. The blue jack is inserted into it. Finally, there are two fixing screws on the plug and can be tightened.
Generally, the power cords of the host computer and the monitor are exactly the same. The socket of the power cord is triangular in shape and has 3 holes. Just find the corresponding hole and insert it.
The interface of the older computer mouse is a green round hole, and the corresponding mouse cord plug is also green. Find the hole directly at the rear of the computer host and insert it to complete the installation of the mouse. , of course, the newer computer mice are now connected through the USB interface, and the mouse can also be recognized as long as it is plugged in.
5. Install a computer keyboard Similarly, computer keyboards are also divided into old-fashioned and new-style ones. The plugs of older desktop computer keyboards are pink, and there are corresponding pink round holes on the back of the computer host. That is to say, the installation of the computer keyboard is completed, and the new computer mouse plug is also connected through the USB interface. In this way, the basic components of our desktop computer are connected. You only need to connect the power supply to use the computer. There is also a network cable. The network cable socket is easy to identify. Just connect the network cable at home.
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