Dell XPS 15Z L511Z XPS 15z L511z Setup Guide - Page 63
Hardware Troubleshooter, Dell Diagnostics
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Using Support Tools Hardware Troubleshooter If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use the Hardware Troubleshooter to resolve the incompatibility. To start the Hardware Troubleshooter: 1. Click Start → Help and Support. 2. Type hardware troubleshooter in the search field and press to start the search. 3. In the search results, select the option that best describes the problem and follow the troubleshooting steps. Dell Diagnostics If you experience a problem with your computer, perform the checks in "Lockups and Software Problems" on page 57 and run Dell Diagnostics before you contact Dell for technical assistance. Ensure that the device you want to test displays in the system setup utility and is active. To enter the system setup (BIOS) utility, turn on (or restart) your computer and press when the DELL logo appears. 61