Dell Inspiron 15 (3542, Early 2014) - Manual (Page 61)

Replacing the Coin-Cell
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
With the positive-side facing up, snap the coin-cell battery into the battery
socket on the system board.
Post-requisites
1 Follow the procedure from step 3 to step 9 in “Replacing the Palm Rest ”.
2 Replace the keyboard .
3 Follow the procedure from step 4 to step 6 in “Replacing the Hard Drive ”.
4 Replace the battery .
5 Replace the base cover .
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