Onn Monitor Blinking Blue Light [10 Quick Fixes]

Mar18,2024
Onn monitor blinking blue light

Just a few days prior, I was busy working with my monitor when my Onn monitor unexpectedly began flashing a blue light.

At first, I thought it was just a minor issue, but later my monitor’s screen went black. I had no idea what to do.

Finally, I figured out the reason why the Onn monitor blinking blue light and how I could fix this problem.

In this article, we will explore why your Onn monitor blinks blue light and how you can quickly fix it by following the easy steps.

Let’s get started!

Why Is My Onn Monitor Blinking Blue Light?

If your Onn monitor blinking blue it may be due to various reasons such as loose cable connection, faulty power supply, monitor in power saving mode.

To fix the issue you should ensure that the all cables are connected securely and also ensure that the monitor is not in power saving mode.

As the power saving mode automatically power off the monitor when its not in use, if it is then disable the saving mode.

How To Fix The Blue Light Blinking On Onn Monitor?

Try these solutions to fix the blinking issue on your Onn monitor.

1. Loose cable connection

Before trying any troubleshooting, ensure the cable connections of your monitor and pc.

If you find the loose cable connection, you should unplug the cables and then replug the cables back into the ports and tighten them.

After checking the connections, turn on the monitor to see if it works.

2. Faulty power supply

Bad power supply boards and worn-out wires can commonly cause faulty power supply.

You should ensure that the power supply is connected to the power source; if it is connected to the power supply, ensure it is connected well.

If the electric hardware is connected to a single strip, it will lead to the electromagnetic issue, leading to the blue light issue.

You should remove all the electric hardware connected to the single strip. A faulty cable can also cause a faulty power supply.

You should check the cables; if you find any external damage, you should repair it. If you did not find any external damage, you should check the cables with another monitor.

If the cables do not work well with another monitor, you should replace them with a new one.

3. Power reset the monitor

You should power reset your monitor if your monitor blinks the blue light. Maybe it works for this problem, and you will not need any other troubleshooting.

Follow the steps to power reset your monitor

1. First, shut down your monitor

2. Then disconnect from the power source

3. Now press the power button for about 20 seconds

4. Then replug the power cable to the monitor and ensure that the DVI is connected well

5. Now turn on the monitor 

4. Out date drives

If you’re facing a problem with your monitor, you should check the drives to ensure they are not outdated.

Follow the steps to check the drives

1. Click on the window key, then click on the settings

2. Search the device manager in the search bar and click on it

3. Now click on the drives option Then double-click on the SanDisk or any option you get 

4. Now click on the drives tab

5. Then click on the updated driver

6. Now click on the browse my computer for drives

7. Select the desktop by clicking on the browse option and then click on the next

5. Monitor in power saving mode 

If you do not use your monitor for a long time, then your monitor will go into power-saving mode to save energy.

If your monitor is in power saving mode, it can cause the blue light to blink, and it can also cause the screen to go blank.

If the monitor shows the power saving mode, you should exist the power saving mode.

If your monitor is connected well to the power source, it can cause the monitor to go into power saving mode.

You should click on the keyboard or mouse twice times; it may wake the monitor from the power saving mode.

Exist from the power saving mode by following the steps

1. Enter into the BIOS or UEFI settings 

2. Look for the power saving mode 

3. Then disable the power saving mode 

This process depends on the different models of the monitors.

6. Disable the fast startup

Generally, Windows features a faster startup, which starts up your system than usual.

It could be possible if the computer is put in the auto-hibernate state even if you fully shut it off.

The fast startup can lead to various issues, such as a black screen or blue light blinking issues.

In order to solve the issue, you must disable the fast startup to resolve the issue.

Here are steps to disable the fast startup:

  • Firstly, connect your PC to the second screen 
  • Now search the “control panel” in the search bar and click on it 
  • Click on the: view by large icon,” which is usually on the top right corner of the window 
  • Select the “power” options
  • Select the “choose what the power button does” from the left panel 
  • Then select/click on the “Change settings that are currently unavailable”
  • Finally, uncheck the “turn on fast startup.”
  • Now “save” the changes 

7. Restart the Windows explorer 

The Windows Explorer functions to manage the desktop, taskbar, and all of the data of your computer.

The misbehaving in the window explorer can cause a black screen or a blue light to blink.

Restarting the window explorer can solve the issue, so in order to solve the issue, you must restart the window explorer.

  • Here are the steps to do it:
  • Firstly, connect the second screen to the pc 
  • Now press the “CTRL+ALT+DEL” then select the “task manage.” 
  • Now navigate to the “processes” tab 
  • Then right-click on the “window explore” and select the restart option 

8. Factory reset the monitor 

Sometimes, factory resetting the monitor solves minor issues such as bugs, glitches, and software issues.

Factory resetting will erase everything and restore the monitor to its original settings, so you must consider that you have a duplicate copy of all your files and data.

In order to factory reset the monitor, unplug it from the power, then press the power button for 10 to 20 seconds to eliminate the power.

Now, choose the option to remove everything and keep the files.

Then, let it be for a few minutes, and the monitor is back to power again. Restart the monitor to see if it works.

9. Try to use an alternative power source 

Sometimes, a weak power source can only deliver the power to light up the blue light, but it does not deliver enough power to run the display.

In order to solve the issue, you must consider inspecting the power outlets, power strips, and switches to ensure they are not malfunctioning.

If you inspect any of them malfunctioning, you will need to replace them with a new one.

You should also ensure that if you do not have the proper knowledge about electricity devices and outlets, you must get in touch with an expert.

10. Contact customer support 

If your Onn monitor is still blinking the blue light after trying all the above solutions, you should contact Onn customer support.

Customer support will provide you with a better solution to this problem.

Wrapping Up

These are the possible solutions to fixing if your Onn monitor blinks the blue light.

  • Faulty power supply
  • Loose cable connection
  • Power reset the monitor
  • Set refresh rate

FAQ

Why is my Onn monitor not working?

If your Onn monitor is not working, it may be caused by a loose cable connection, or it may be caused by a power issue or incorrect input settings.

You can troubleshoot it by yourself by taking some simple steps. Firstly ensure the cable connection.

Unplug the power cable and replug it after some time; now turn on the monitor to see if it works.

Why is my monitor just blinking?

If your monitor is just blinking, it is usually caused by outdated drives. If you face a problem with your monitor, you should update the display driver.

For updating the drives, you should run your monitor in safe mode, then uninstall the current display adapter; now check the drives update.

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