User Manual
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 www.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 7 in “Replacing the base cover”.
2  Replace the keyboard.
3  Follow the procedures from step 4 to step 5 in “Replacing the optical 
drive”.
4  Replace the battery.
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