2. Disconnect the power adapter from the computer.
3. Remove the base cover.
4. Remove the battery.
CAUTION: The battery is a Field Replaceable Unit (FRU) and the removal and installation procedures are
intended for authorized service technicians only.
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 the computer.
9. Turn on the computer.
NOTE: For more information about performing a hard reset, go to Dell Support Site. On the menu bar at the top of
the Support page, select Support > Support Library. In the Search field on the Support Library page, type the keyword,
topic, or model number, and then click or tap the search icon to view the related articles.
Troubleshooting 97
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