Dell Alienware 13 R3, Service Manual, Page: 26 / 78

Removing the coin-cell battery
NOTE: 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 .
CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you
note the BIOS setup program’s settings before removing the coin-cell battery.
Topics:
• Prerequisites
• Procedure
Prerequisites
1. Remove the base cover .
2. Remove the wireless card .
3. Remove the solid-state drive .
4. Remove the rear-I/O cover .
5. Remove the computer base .
Procedure
1. Disconnect the coin-cell battery cable from the system board.
2. Gently peel off the coin-cell battery along with its cable off the palm-rest assembly.
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