Dell XPS 15 (L521X, Mid 2012) - Manual (Page 21)

Removing the Battery
WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 8. After working inside your computer, follow the instructions in
"After Working Inside Your Computer" on page 10. For additional safety best
practices information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
Prerequisites
Follow the instructions from step 1 to step 7 in "Removing the Base Cover" on page 11.
Procedure
1 Disconnect the battery cable from the system board.
2 Remove the screws that secure the battery to the palm-rest assembly.
3 Lift the battery off the palm-rest assembly.
4 Turn the computer over and open the display as far as possible.
1
2
3
1 battery 2 screws (6)
3 battery cable
Press and hold the power button for about 5 seconds to ground the system board.
Removing the Battery | 21
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