In General, Once You Start a Computer, the Monitor Will Also Turn On for Operation. However, Recently, Many People Have Reported That Their Monitors Are Not Turning On Normally. Although the Computer Starts Up After Pressing the Power Button, There Is No Display on the Monitor. What Could Be the Problem? How Can This Issue Be Resolved?

Monitor Won’t Turn on & Displays Nothing

A monitor is an essential part of a functional computer; it serves as an output device to show information visually. Everything you type or wish to view through the computer appears on the monitor. Typically, your monitor will activate once the computer starts up. Nonetheless, issues might arise during this process; some users have mentioned that their monitors won’t turn on as expected. They are unsure about what caused the problem or how to resolve it when the computer powers on but shows no display on the monitor.

Note:

It’s advisable to establish a routine of backing up your system or disk data periodically since this can prevent data loss disasters in most scenarios. Upon discovering your monitor isn’t functioning and experiencing a black screen, prioritize diagnosing the issue first. Then, promptly initiate the backup process. If you require assistance recovering lost files from your computer, consider utilizing a robust data recovery tool offered by MiniTool or other reputable software providers.

Causes of Monitor Not Turning on

You might be curious as to why your monitor isn’t turning on when you notice it’s not displaying anything, correct? Here are some common reasons explaining why your computer monitor fails to turn on.

Fixed: Windows 10 PC Monitor Won’t Sleep/Turn Off.

• The monitor was accidentally switched off.
• The power connection is disrupted.
• The monitor cable is loose or damaged.
• The power supply is insufficient or unstable.
• The power supply unit (PSU) is defective.
• The power socket on the wall or power board isn’t operational.
• Your computer has entered sleep mode after being idle for some time.
• BIOS settings are corrupted.
• The PC brightness and contrast are set too low.
• There’s an issue with the monitor’s backlight.
• Errors exist on the graphics card or video controller.
• Motherboard or other hardware problems are present.
• And so forth.

Troubleshooting Dell Monitor Won’t Turn on

Refer to the following methods for Dell monitor troubleshooting; these solutions apply whether your Dell monitor experiences random blackouts or persistent non-response.

#1. Inspect Power LED Indicator

Observe the power LED indicator on your Dell monitor to determine its current status. Generally, the indicator is positioned in the lower right corner of the front.

• If the monitor power LED indicator is entirely off, seek assistance from Dell technical support.
• If the monitor power LED indicator lights up (it could be amber/yellow, green, or blue), proceed with the troubleshooting steps.

#2. Verify the Power Supply

1. Disconnect the power plug of your monitor from the wall outlet.
2. Unplug the power cord attached to the rear of your Dell monitor.
3. Allow some time to pass.
4. Reconnect the power cord to the monitor.
5. Plug the power plug back into the outlet.
6. Press the power button on your monitor and observe the outcome.

#3. Examine the Video Cable

1. Properly connect your power cord to the outlet and the monitor.
2. Ensure the video cable is linked to the appropriate video source.
3. Confirm the video cable is of the correct type.

If all these steps fail, attempt to resolve the computer monitor not turning on issue by conducting self-test failures and power failure diagnostics.

Resolving Samsung Monitor Won’t Turn on

If you’re utilizing a Samsung monitor and encounter the situation where the PC turns on but there’s no display, follow these steps to rectify the issue.

1. Check the power switch on the back to confirm it’s turned on.
2. Test the outlet to verify its functionality.
3. Unplug the power cord and then reconnect it.
4. Contact the Samsung Support Center to request service.

Addressing HP Monitor Won’t Turn on (Remains Blank)

Try the subsequent approaches if your monitor doesn’t display on an HP desktop.

• Ensure the power cable is plugged into a power outlet.
• Press the power button to check if the power indicator light illuminates or stays off.
• Inspect the cable connections to guarantee your monitor is hooked up correctly.
• Avoid shutting down/restarting your computer. Instead, reset the monitor.
• Attach another monitor to your computer to observe the results.
• Review the video cable and video connectors.
• Confirm no internal component is loose.
• Look for solutions to specific error messages.
• Reset BIOS or disable power settings in BIOS.
• Attempt altering the display resolution.
• Investigate hardware concerns.

Numerous individuals are voicing complaints online: my computer screen is black. How should one handle the circumstance when your computer screen won’t turn on?

• How to address HP laptop won’t turn on?
• How to troubleshoot ASUS laptop won’t turn on?

The above is the detailed content of Monitor Won't Turn On When You Start Dell/Samsung/HP Computer. For more information, please follow other related articles on the PHP Chinese website!