In the User Guide, under the Troubleshooting section, scroll to the Built-in diagnostics page.Under the Documentation tab, scroll to the Manuals and Documents section and click View PDF next to the monitors' User Guide.Or, click Browse all products, select Electronics & Accessories, select Monitors & Accessories, and then select your Dell monitor from the catalog.Enter the model number or Service Tag of the monitor, and then click Search.
You must run the monitor integrated self-test (BIST) or built-in diagnostics (BID) when you notice screen abnormalities like flickering, distortion, clarity issues, fuzzy or blurry image, horizontal or vertical lines, color fade, distorted image. Integrated Self-Test (BIST) also called Built-in Diagnostics (BID)ĭell monitors are equipped with an integrated diagnostic tool that helps determine if the screen abnormality is an inherent problem with the Dell monitor.