XPS 15 L502X Setup Guide
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NOTE: The Service Tag for your computer when you contact Dell. 9. The Service Tag helps you identify your computer is displayed at the top of each test screen. Using Support Tools 75 Remove the Drivers and Utilities disc. When the tests complete, close the test screen to return to the Choose An Option window. 10.To exit Dell Diagnostics and restart the computer, click Exit. 11.
NOTE: The Service Tag for your computer when you contact Dell. 9. The Service Tag helps you identify your computer is displayed at the top of each test screen. Using Support Tools 75 Remove the Drivers and Utilities disc. When the tests complete, close the test screen to return to the Choose An Option window. 10.To exit Dell Diagnostics and restart the computer, click Exit. 11.