Display Diagnostics

We understand that a faulty screen can be frustrating and disruptive to your work. However, before reaching out for technical support, there are several steps you can take to diagnose and potentially resolve screen issues on your own. This guide is designed to help call end users identify and troubleshoot common screen problems.

Please note that this guide assumes you are using a desktop monitor, laptop, or a similar device. If you are experiencing issues with a mobile device or tablet, the troubleshooting steps may differ.

Step 1: Check for Physical Damage Before diving into software-related troubleshooting, inspect your screen for physical damage such as cracks, scratches, or dents. If you find any damage, it's likely the cause of the problem. Physical damage would require a replacement of the item and should the damage be malicious further investigations to recover the cost of the assest will be undertaken.

Step 2: Reconnect Cables Sometimes, a loose or disconnected cable can lead to screen problems. Ensure that all the cables connecting your screen to your computer or power source are securely plugged in. These cables may include:

• Power cable
• HDMI, VGA, DisplayPort, or other video cables

Step 3: Restart Your Computer A simple restart can often resolve minor software glitches causing screen issues. Save any unsaved work and then restart your computer. After the restart, check if the screen problem persists.

Step 4: Adjust Display Settings Incorrect display settings can lead to a variety of screen issues. Here's how to adjust them:

a. Resolution: Right-click on your desktop and select "Display settings" (Windows) . Ensure the resolution is set to the recommended value for your screen.

b. Brightness and Contrast: If your screen is too dim or too bright, adjust the brightness and contrast settings on the monitor itself or through your computer's display settings.

c. Refresh Rate: In some cases, a low refresh rate can cause flickering or screen tearing. Access your display settings and set the refresh rate to the highest supported value.

The below troubleshooting options require an IT technician with elevated rights to perform on your workstation

Step 5: Test with Another Device To determine whether the issue is with your screen or your computer, try connecting your screen to another device (e.g., a different computer). If the problem persists, it's likely a screen issue. If the screen works fine with the other device, the problem might be with your computer.

Step 6: Update Graphics Drivers Outdated or corrupted graphics drivers can lead to screen problems. To update your graphics drivers:

a. Windows: Right-click on the Start button, select "Device Manager," expand the "Display adapters" category, right-click on your graphics card, and choose "Update driver."

Step 7: Check for Software Conflicts Certain software applications or background processes can interfere with your screen. Boot your computer into Safe Mode (usually done by pressing F8 or Shift while restarting on Windows) to see if the problem persists. If the screen issue disappears in Safe Mode, it may be caused by third-party software. You can then uninstall or update problematic software.

Conclusion: Diagnosing a faulty screen can be a challenging task, but following these steps can help you identify and potentially resolve common issues. Remember to exercise caution when inspecting your screen for physical damage, and don't hesitate to seek professional help if needed. Your screen is a crucial component of your computing experience, and addressing screen problems promptly can enhance your productivity and enjoyment.