If the screen on your TV is flickering, the first thing to do is determine what the cause is. We can do this with some simple testing.
Click Run to launch the software. Dell System Detect will display your service tag and computer model number. 5. Visit the Dell Product Support for Home Users page (link in Resources). Enter your Service Tag number in the applicable box and click Submit.. A new page displays more information about your desktop model.
1 This is the most common use of Dell System Detect. 2  At various points on the Dell Support website, you have the option to have your product detected so that Dell can provide targeted support.