What is a "Monitor No Signal Detected"? The Most Authoritative Explanation.

What does no signal mean on a monitor?

A no signal error on a monitor could be a sign that your PC monitor is ignoring the graphics output from your PC. This can sometimes happen if the input source on your monitor is set to the wrong device. Most display monitors have multiple input sources available, including VGA, HDMI, and DVI inputs.

How do I fix no signal Windows 10?

If the “no signal” issue only happens occasionally, or your display shows up on a different monitor, you can update the drivers by doing the following: Click on the Window start button. Search for “ device manager, ” then click this option when it pops up. Go through the categories, and look for the drivers you would like to update.

Why is there no DP signal from my monitor?

Use a Different DisplayPort Cable or Computer The following could cause the “No DP signal from your device” error: The monitor’s DisplayPort may be damaged. The cable may be plugged loosely in the port. The DisplayPort cable is broken, frayed, or substandard. Use the DisplayPort cable on another monitor to confirm if it’s in good condition.

Why is my external monitor showing no image?

Some external display monitors will show no image and an error message if the monitor display resolutions are out of sync with the input signal. If your PC video card or graphics card is set to a display resolution higher than the native display resolution of the monitor, the monitor may show a “no input signal” message.