


After turning on the computer, the monitor flashes to black.
1. How to solve the problem of black screen after turning on the computer when the monitor turns on:
1. Check the connection: Make sure the monitor and computer are connected The connection is good. Reseat the monitor and graphics card cables, making sure the plugs are not loose.
2. Check the power supply: Make sure both the monitor and computer are powered on and working properly. Try changing the monitor power cord and outlet.
3. Try an external display: Connect the computer to another monitor or projector to check if the problem still exists. This can help determine whether the issue is with the monitor or the computer.
4. Check monitor settings: Check whether the monitor is correctly set as the primary monitor. Press the Win P key combination to select Extended or Copy display mode.
5. Enter safe mode: Restart the computer and enter safe mode. If it can be displayed normally in safe mode, the problem may be caused by the driver or software.
2. How to deal with the problem that the monitor light is on but the screen is black:
1. Check the signal source: Make sure the computer is powered on normally and hardware such as graphics card and memory are working properly. Try connecting to other devices to verify the signal source is normal.
2. Adjust brightness and contrast: Check your monitor's brightness and contrast settings. Sometimes settings that are too low can cause the screen to look black.
3. Check the monitor status: Check if the monitor displays any error messages, such as unstable input signal. These messages may appear on the monitor screen.
4. Reset the monitor: Turn off the monitor, disconnect the power cord, wait a few minutes and then reconnect and turn it on. Sometimes this can solve a temporary problem.
5. View the monitor menu: Use the menu button on the monitor to enter the monitor settings and check for abnormal settings, such as incorrectly triggered input switching.
To summarize:
After the computer is turned on, if the monitor lights up for a moment and then goes black, or the monitor light comes on but the screen goes black, this is usually the case. Caused by connection issues, power issues, setup issues, or hardware failures. By step-by-step troubleshooting the possible causes, we can find the problem and fix it. If the problem persists, you may need to seek professional repair help.
The above is the detailed content of After turning on the computer, the monitor flashes to black.. For more information, please follow other related articles on the PHP Chinese website!

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics

The Steam Cloud error can be caused by many reasons. To play a game smoothly, you need to take some measures to remove this error before you launch the game. php.cn Software introduces some best ways as well as more useful information in this post.

You may see the “A connection to the Windows Metadata and Internet Services (WMIS) could not be established.” error on Event Viewer. This post from php.cn introduces how to remove the Windows Metadata and Internet Services problem.

KB5035942 update issues - crashing system commonly happens to users. Inflicted people hope to find a way out of the kind of trouble, such as crashing system, installation, or sound issues. Targeting these situations, this post published by php.cn wil

OneDrive is an online cloud storage service from Microsoft. At times, you might find OneDrive fail to upload photos to the cloud. If you are on the same boat, keep reading this post from php.cn Software to get effective solutions now!

If you have a program called PC App Store on your computer and did not purposely install it, then your PC may be infected with the malware. This post from php.cn introduces how to remove PC App Store malware.

Chris Titus Tech has a tool called Windows Utility that can help you easily create a debloated Windows 11/10 ISO to install a clean system. php.cn offers a full guide on how to do this thing using the Chris Titus tool.

Is Brothers: A Tale of Two Sons Remake not launching? Encountering Brothers: A Tale of Two Sons Remake black screen? Here this post on php.cn offers you tested solutions to assist you in addressing this problem.

Are you questioned about an issue that MSConfig keeps reverting to selective startup on your Windows? How to switch to normal startup if you require it? Try the methods explained in this php.cn post to find one that works for you.
