PC Turns On But No Display (Causes, Fixes)



A very painful situation for computer users is when they see an operating PC that has an unreadable screen.

It’s time to turn on your computer, and you can hear the fan spinning and the case buzzing. Certain lights are on.

But, you don’t see any important signs on the monitor, not a single light, image, or even a description.

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There’s good news: that you’re not the only one, and we’ve identified all possible causes as well as their remedies.

Learn how to deal with your screen blankness headache.

  1. Examine Your Monitor

First , you must determine whether your monitor is functioning well before you move on to additional troubleshooting procedures.

One option is to connect it to a computer, and then check whether the issue is resolved.

If you’re not connected to a different PC, you can remove your monitor from your system and switch it on by itself.

If it’s not defective, your monitor will flash an indicator, then brighten or display an on-screen warning.

Any signal that comes from your monitor means it’s functioning properly but doesn’t have enough signal to display an image.

In this situation, it is necessary to move on to the next check. However, if you fail, you’ll have to take the device to be repaired.

2. Examine the Connections

Even a perfectly functioning monitor could not be able to turn on because of connectivity issues.

It’s worthwhile to check all related wires, ports, and adapters in your next diagnostic test.

Make sure that the power and video cables are securely attached on both ends using the screws securely fastened.

Check your power cord using another outlet, and also test your graphic cord to test other ports.

In the event that nothing is changed, opt for a different cable and determine if the cords are damaged.

It’s also possible to test a different type of cable for your monitor if it supports one. For example, connect your monitor using the HDMI cable if you’re using VGA.

The last thing to check would be adapters: ensure they’re in good working order and are being used in a safe manner.

For instance, DVI to VGA converters aren’t able to work in the reverse direction.

3. Reboot the computer from the beginning.

At times, the computer doesn’t get up from sleep, standby, or hibernate modes and gives the false impression that it’s not working and has no display.

This could have a number of causes.

Perhaps you’ve turned off the keyboard or mouse from refreshing your system, or perhaps your computer isn’t responding to power-saving mode or Fast Start.

To eliminate this possibility, make sure you hold the power switch for a brief time to trigger an entire shut down.

After that, turn it on once more to make sure the issue continues to disappear.

If it appears to fix all of the issues, dig into the rootsroots and figure out a way to

4. Increase the brightness4. Increase the brightness

Computers can reduce the brightness toto zero, meaning that you don’t even see a single point.

So, it is possible to confuse this situation as a non-display issue.

Utilize keyboard shortcuts to boost the brightness.  

5.5.Try thethe Wake Action Shortcuts

If your computer is still refusing to start up, you can try pressing the Windows keykey, Ctrl, Shift, and B simultaneously.

The command reactivates the graphics driver and makes your system boot with a functioning monitor.

Another tip to consider before getting down to hardware troubleshooting is to make sure you’ve disabled an option that allows ” view on second displayonly.”

For verification:

  1. Press the Windows and the P keysof the together to navigate to the menu of the display switch.
  2. Press the P keyone more one more time before hitting Enter,Enter,you and it will lead you to the following mode of display.

(There are four different display modes: ” PC screen only,” ” Duplicate on second display,” “Expand across all displays,” and ” Second screenonly.”)

So, you must repeat this process four times in order to ensure that you don’t miss any.

6. Reduce Screen Resolution6. Reduce Screen Resolution

When the screen is black and the issue is triggered by a change in the resolution of the monitor, then you’ve set it to a high level and the monitor won’t handle it.

So, it doesn’t show anything.

In this instance, you can revert the monitor back to its previous rate that it was able to support, so it can display again.

The best method to accomplish thisis to is to reset the monitor backto its to its default settings.

Reset thethe Monitor

While the process can differ according to the brand of your monitor, here, here’s the general procedure that is tobe followed be followed for an initial reset on your monitor:

  1. Take a look at the sides of your monitor and back or lower to find the buttons for control.
  2. Click the menu button then press the down and up arrows to choose ” “RESET” as an option.
  3. Make sure you confirm your selection and proceed through the next steps.
  4. Reboot your computer, and it will load with the display turned on.

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