Dell XPS 16 9640 Owner's Manual page 111

5. Press and hold the power button for 20 seconds to drain the flea power.
6. Install the battery.
7. Install the base cover.
8. Connect the power adapter to your computer.
9. Turn on your computer.
NOTE: For more information about performing a hard reset, search in the Knowledge Base Resource at
support.
www.dell.com/
Troubleshooting 111