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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