Monitor reports No Signal via HDMI

What is HDMI-NO-SIGNAL?

The HDMI-NO-SIGNAL error is categorized as a medium-severity graphics card (GPU) issue that can significantly impact your PC's stability. The screen is black and shows 'No Signal' even though the PC is on and the cable is connected. When experiencing the Monitor reports No Signal via HDMI fault, users often report sudden system crashes, unresponsive behavior, or a blue screen of death (BSOD). In most diagnostic scenarios, this problem is directly triggered by underlying hardware or software complications such as cable plugged into hdmi port on motherboard (igpu) instead of gpu, defective hdmi cable or incorrectly inserted connector and the gpu is not fully seated in the pcie slot. To permanently resolve the HDMI-NO-SIGNAL issue and prevent further system degradation, it is highly recommended to follow our step-by-step troubleshooting guide below, ensuring your graphics card (GPU) components are functioning correctly.

Common Causes

• Cable plugged into HDMI port on motherboard (iGPU) instead of GPU
• Defective HDMI cable or incorrectly inserted connector
• The GPU is not fully seated in the PCIe slot

Step-by-Step Fix Guide

• 1
  Plug the cable into the HDMI/DP port directly on the graphics card

  Applying the first fix (Plug the cable into the HDMI/DP port directly on the graphics card) addresses the most common root cause of HDMI-NO-SIGNAL and restores baseline functionality.

• 2
  Try a different cable or monitor input

  If the problem persists, proceeding with the remaining steps ensures all edge cases related to gpu instability are covered.

• 3
  Check that the GPU has clicked into place in the PCIe slot

Commands & Diagnostics