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HomeComputer TutorialsTroubleshootingI assembled my own computer and installed it, but it doesn't respond when I turn it on. What's going on?

For DIY installation enthusiasts, it is a common problem that the computer does not respond when it is turned on. PHP editor Baicao will deeply analyze the potential causes of this failure from multiple angles. Whether it is a hardware failure, connection problem or power supply abnormality, this article will discuss each one and provide detailed troubleshooting steps and solutions. By reading the following content, users will be able to systematically troubleshoot the cause of the problem and find solutions to get their computer back up and running.

I assembled my own computer and installed it, but it doesnt respond when I turn it on. Whats going on?

#Assemble the computer yourself and install it, but it doesn’t respond when you turn it on. What’s going on?

1. You can try to replace the normally used video cable and monitor first. If the problem is still the same after replacement, you can eliminate the problem of the monitor and video cable.

2. After turning on the computer, press the Caps Lock key on the keyboard. If the Caps Lock indicator light does not change, it is usually caused by the host failing to start. It is necessary to further check the motherboard, memory, hard disk and other hardware, and use the replacement method to determine the faulty hardware and replace it.

3. If the Caps Lock indicator light changes after pressing the Caps Lock key on the keyboard, the graphics card is generally faulty.

How to install the system after the computer is assembled?

First of all, you need to prepare an 8 GB U disk. If you are a novice, you can only go to an Internet cafe, or download the Laomaotao U disk PE system from the computers of colleagues and friends, or Chinese cabbage, U disk PE system, these two PE systems are the simplest and easiest to operate. They do not require complicated settings. You only need to download two softwares. For either one, install the U disk to the USB interface and proceed to the next step through the software prompts. , after the installation is completed, you can test whether the U disk PE system is installed through simulated startup

Of course, these two PE systems will release third-party software installations, such as 2345 browser, after the system is installed. Or 360 security software, some software installed on the C drive by default

You can also choose the relatively pure PE system installation software of micro PE. After the installation is completed, test the normal startup, and then copy the downloaded mirror system Go to, U disk

If you don’t use the U disk as the first boot item, enter the BIOS settings, just restart the computer and use the keyboard shortcuts

Ecs, F9, If you press F10, F11, F12, or delete while the hardware self-test is in progress, it will switch to the U disk boot mode. Select the U disk as the startup item to enter the PE system.

After entering the PE system, Assume that you are installing a 256GB solid-state drive and the installation system is WINDOWS 10. Then set the space of the C drive to 60 GB to 80 GB to ensure that in the future use of the system, it will not easily cause insufficient space on the C drive. phenomenon, affecting the system's operating data exchange, resulting in slow operation, and use the HD hard disk tool built into the PE system to select 4096 when partitioning the hard disk, which is the 4K alignment mode for partitioning, to avoid failure of the hard disk caused by not selecting 4K alignment. A series of situations such as slower reading and writing speeds occur

After the partition is completed, use the PE system's built-in system installation tool to copy the image file. Do not restart directly after copying. Select the startup file repair tool to repair the boot file. Perform a repair boot to avoid failure to recognize the boot file during the restart process, causing the system installation to fail.

How to assemble the computer configuration after buying it?

After purchasing the computer configuration, there are two methods to choose from for assembly. 1. Find professionals to assemble it for you. Since the installation of computer parts requires certain skills and experience, it is recommended to choose a professional computer assembly master to ensure the safety of the operation. 2. DIY it yourself. If you know enough about computer hardware and have some skills, you can assemble it yourself. However, you need to pay attention to safety issues, read the relevant operation manual carefully, and be careful when operating. In addition, it is recommended to understand the operating steps before assembling the computer and pay attention to anti-static, cable arrangement, slots and other issues to avoid equipment damage during operation.

After assembling the computer, there is no response when pressing the power button?

First of all, we need to confirm what kind of unresponsiveness this is.

1. The power fan does not spin when the computer is turned on.

Solution

Check the power cord Is there any problem? Have you connected the power strip? Is it firmly plugged in?

Check whether the cpu motherboard power supply interface is plugged in correctly! Even though it's facing the wrong way, it won't turn on even though it's plugged in.

Check whether the power supply is normal. Use a wire to plug in the green and black wires of the motherboard's power supply cable. If the fan rotates, it proves it's normal.

2. When the power supply fan is turned on, the screen does not display.

Troubleshooting: When the computer is turned on normally, the screen does not display. Press the key on the 7 keypad a few more times. If the light on the keypad turns off and on, it means the computer is running normally. It's just that the screen doesn't display. Now check to see if the display output line is connected to the graphics card normally! Graphics card graphics card! superior!

The keypad light on the top does not go out when pressed. It is usually because the memory module is not inserted securely. Re-insert it repeatedly. If it still doesn't work, there is something wrong with the motherboard or CPU.

Assemble the computer. After the assembly is completed, there is no response when pressing the power button?

Solution:

1. Plug in the power cord tightly, check the plug on the plug board, and confirm that the plug board is powered on.

2. Confirm that the wire from the host power supply to the plug-in board is good, then take the power supply and connect it to the 24P plug of the motherboard. Short-circuit the green and any black wires. If the power fan turns, it means there is no problem with the power supply. If the power fan does not turn, it means the power supply If it's broken, replace it with a new one.

3. After confirming that there is no problem in the above 2 steps, unplug the switch wire connecting the motherboard and the front panel of the chassis, and use a screwdriver to short-circuit the two pins of the switch. If the fan rotates, it means there is no problem with the motherboard. If the fan If it doesn't turn on, it's probably a motherboard problem, so contact professional maintenance personnel to handle it.

4. Short-circuit the motherboard pins and the fan will rotate, but there is no response when pressing the switch button on the front panel. This means that the switch button is broken or stuck. Replace with a new switch button, or remove the stuck button.

How to configure the software after the computer is assembled?

You need to turn on the computer, then install a system according to the computer configuration, and then install the software after connecting to the Internet.

Assemble the computer keyboard, the light is on, but the buttons are not responding?

This is a key failure. It is recommended to check every key on the keyboard. The reason may be that one keyboard is pressed and if it does not bounce back, other keys will not respond.

The computer you assembled yourself doesn’t respond when you press the power button?

There are several possibilities:

1. The power switch jumper of your computer case is connected wrongly. Of course, there will be no response when you press the switch. Please refer to the manual or the front panel jumper diagram on the motherboard for wiring. SWPW, etc. represent the jumper at the beginning of the power supply

2. The CPU is not installed properly. Reinstall your CPU.

3. There is a short circuit at the contact point between the motherboard and the chassis.

4. There is something wrong with your power supply or power cord. Or the 4-core or 6-core CPU power supply cable is not plugged in

After assembling the computer, what does it mean when it lights up?

The video signal is not output, that is, the graphics card of the host machine is not outputting normally, check, memory, graphics card

Assemble the wardrobe. Can it still be assembled after it has been assembled and scattered?

If it comes apart, it can be reassembled. Don’t lose the screws

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