Dell Inspiron 15 (3542, Early 2014) - Manual (Page 13)

Removing the Battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before Working Inside Your Computer . After working inside your
computer, follow the instructions in After Working Inside Your
Computer . For more safety best practices, see the Regulatory
Compliance home page at dell.com/regulatory_compliance.
Procedure
1 Close the display and turn the computer over.
2 Slide the battery-release latches to the unlock position.
1 battery 2 battery-release latches (2)
3 Using your fingertips, lift the battery at an angle and remove the battery
off the battery bay.
4 Turn the computer over and open the display as far as possible.
5 Press and hold the power button for 5 seconds after the computer is
unplugged to ground the system board.
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