[EXPERT ADVICE] Fixing Monitor No Signal Issues within minutes

Fix 1: Check the display cable properly connected

Ensure that the video cable (VGA, HDMI, Display Port) is connected properly. Loose connections are a common culprit.

Fix 2: Check the GPU (Graphics Card)

Step 1: Remove the graphics card and clean the contacts using an eraser.
Step 2: Reinsert it, ensuring no loose connections.

Fix 3: Check whether the RAM is working

Step 1: Remove the RAM and clean the contacts using an eraser.
Step 2: If you have 2 RAM sticks, try one at a time.

Fix 4: Replace the CMOS Battery

Replace the CMOS battery on the motherboard with a new one and check.

Only if these steps fail should you consider professional repair services.