How To Fix Input Signal Not Found On Hp Monitor

Do you suddenly find that your HP monitor is not receiving any input signal? Have you tried all the methods offered by your computer manual and still can’t seem to trace the source of the problem? Don’t worry – a simple fix might be just what you need!

How To Fix Input Signal Not Found On Hp Monitor

In this blog post, we explore why input signals are important, provide potential troubleshooting options for resolving errors associated with a Hp monitor’s lack of an output signal, and offer suggestions on how best to avoid these issues in the future. Read on for more details about how to fix input signal not found on Hp monitor.

Reasons for Not Finding  Input Signals on Your Hp Monitor

There can be several reasons why your HP monitor may not be able to find input signals. Here are some common causes:

  1. Incorrect input source selection: Ensure that you have selected the correct input source on your monitor. Different monitors have different input ports such as VGA, HDMI, DVI, or DisplayPort. If you have multiple input ports, make sure you have chosen the one that matches the cable connected to your computer.
  2. Loose or faulty cable connections: Check all the cable connections between your monitor and computer. Make sure they are securely plugged in and there are no loose connections. Faulty or damaged cables can prevent the signal from being transmitted properly.
  3. Faulty or incompatible cables: The cable you are using to connect your monitor to the computer may be faulty or incompatible. Try using a different cable or test the existing cable on another device to rule out any issues with the cable itself.
  4. Incorrect display settings: Improper display settings on your computer can cause the monitor to not detect the input signal. Ensure that the resolution, refresh rate, and other display settings are correctly set according to the specifications of your monitor.
  5. Outdated or incompatible graphics drivers: Outdated or incompatible graphics drivers can lead to issues with signal detection. Update the graphics drivers for your computer’s graphics card to the latest version available from the manufacturer’s website.
  6. Power-saving mode: If your monitor has a power-saving mode enabled, it may not detect the input signal until it receives an active signal from the computer. Try moving the mouse or pressing a key on the keyboard to wake up the computer from sleep mode.
  7. Hardware problems: In some cases, hardware issues with the monitor or the computer’s graphics card may be the cause of the input signal not being found. If none of the above solutions work, it’s advisable to consult a professional technician or contact HP support for further assistance.
How To Fix Input Signal Not Found On Hp Monitor

Remember to troubleshoot step by step, starting with the most basic and easy solutions before moving on to more complex ones.

10 Ways how To Diagnose the Problem of Signal Not Found on Your Hp Monitor

1. Check the Connections:

Ensure that all cables connecting your monitor to the computer are securely plugged in, including the power cable, video cable (VGA, HDMI, DVI, or DisplayPort), and any additional cables required (e.g., audio cable). Also, try unplugging and re-plugging all the connections to ensure a proper fit.

2. Verify the Input Source:

Confirm that the input source on your monitor matches the video cable you are using. Use the monitor’s menu or OSD (On-Screen Display) to select the correct input source (e.g., VGA, HDMI, DVI, DisplayPort).

If you have multiple input ports on your monitor, try switching to a different input port and see if the error persists.

3. Double-Check the Signal:

If the monitor is receiving a signal, but it’s not displaying anything, then try connecting to a different device or using a different cable. If you have another compatible monitor in your home, it might be easier to diagnose if the error persists when connected to this other display. 

How To Fix Input Signal Not Found On Hp Monitor

4. Update the Graphics Driver:

If your monitor is connected to a PC, check that you have the correct graphics drivers installed on your computer. Outdated or incompatible drivers can lead to input signal not found errors, so make sure you download the latest version of your device’s driver from its manufacturer’s website and install it on your computer.

5. Change the Refresh Rate:

Try changing the refresh rate of your monitor to a lower or higher value and see if this resolves the error. To do this, open the Windows display settings and navigate to Advanced Settings > Monitor tab > Screen Refresh Rate, then select a different option from the drop-down menu.

6. Adjust the Resolution:

If you’re using a laptop, try adjusting the resolution to match that of your monitor. To do this, open the Windows display settings and navigate to Advanced Settings > Resolution tab > Select a different option from the drop-down menu.

7. Turn Off Power Saving Mode:

If your monitor is in power-saving mode, it may not be able to receive input signals. To disable this setting, open the Windows display settings and navigate to Advanced Settings > Monitor tab > Enable ‘Always On’.

8. Change the HDMI Cable:

If you are using a HDMI cable to connect your computer to the monitor, try using a different HDMI cable. Some cables may be better than others in terms of signal strength and quality.

How To Fix Input Signal Not Found On Hp Monitor

9 Check for Loose Parts:

Inspect all ports, cables, and connectors to make sure they’re securely connected and free from dust or dirt. If you notice any loose parts, try tightening them with a small screwdriver.

10. Perform a Power Cycle:

If all else fails, then you should perform a power cycle on your monitor and computer. To do this, turn off your monitor and unplug it from the wall outlet for at least five minutes. Then disconnect the video cable from the monitor and the computer, then plug it back in after five minutes. Finally, power on your monitor and try connecting again.

10 ideas on How To Avoid Signal Not Found On Hp Monitor In The Future?

1. Make Sure You’re Using Compatible Cables

Using the right type of cable is essential for a successful connection. Check that the cable you are using is compatible with both devices and that it’s not damaged, frayed or bent in any way.

2. Update Your Graphics Card Driver

Make sure you have the latest graphics card driver installed on your computer by downloading and installing updates from the manufacturer’s website when they become available.

3. Use the Correct Input Source

Verify that the input source you are using matches the video cable, and use your monitor’s menu or OSD (On-Screen Display) to select the correct input source (e.g., VGA, HDMI, DVI).

4. Reduce the Refresh Rate 

If your monitor is stuck in power-saving mode or won’t display a video signal, try changing the refresh rate to a lower value. This can be done by accessing the advanced settings of your OSD menu or the Windows display settings.

5. Check for Dust and Dirt Buildup

Dust and dirt can accumulate which can interfere with video signals. Make sure to inspect all ports, cables, and connectors regularly for buildup, and clean them if necessary.

6. Check the Monitor and Computer Settings

Verify that the monitor is correctly configured in the computer’s settings. Also, check to make sure your computer is sending a signal by selecting ‘Display’ from the Control Panel.

7. Check for Corrupted or Outdated Software

Make sure your computer’s operating system and video card driver are up-to-date If they’re not, download and install any available updates from the manufacturer’s website.

8. Change the Video Cable

If you’re using a video cable, try switching it with another one. Sometimes different cables offer varying levels of performance, so this may resolve any issues with video signal transmission.

9. Use an External Monitor

Try connecting your computer to an external monitor or TV to see if the problem is related to the monitor itself. If it works, then you know that the issue is with your HP monitor and not your computer.

By following these tips, you’ll be able to avoid signal not found on HP monitor problems in the future.

Frequently Asked Questions

Q: How Often Should I Check Dust and Dirt Buildup in The Hp Monitor?

A: should check for dust and dirt in your HP monitor at least once every few weeks. Make sure to inspect all ports, cables, and connectors carefully and clean them if necessary. This will help keep your monitor in good working condition and avoid any potential signal problems.

Q: How Do I Update the Graphics Drivers for My Computer?

A: To update the graphics drivers, you can visit the official website of your graphics card manufacturer (such as NVIDIA, AMD, or Intel) and look for the driver downloads section. Locate the appropriate driver for your graphics card model and operating system, download it, and follow the installation instructions provided by the manufacturer.

Q: What Should I Do if None of The Troubleshooting Steps Work?

A: If you have followed all the troubleshooting steps and are still experiencing the “Input Signal Not Found” error, it’s recommended to seek further assistance. Contact HP support or consult a professional technician who can diagnose and resolve the issue, which may involve examining the hardware components of your monitor or computer.


Experiencing an “Input Signal Not Found” error on your HP monitor can be inconvenient, but it doesn’t have to be a cause for panic. By following the troubleshooting steps outlined in this blog post, you can effectively diagnose and resolve the issue. Remember to double-check your connections, verify input sources, update drivers, and adjust display settings. With patience and persistence, you’ll have your monitor back in working order in no time. Thanks for reading this article about how to fix input signal not found on HP monitor.

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