Removing 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.
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.
Prerequisites
1 Remove the base panel.
2 Remove the wireless card.
3 Follow the procedure from step 1 to step 9 in “Removing the palm rest”.
4 Remove the display assembly.
5 Follow the procedure from step 1 to step 7 in “Removing the system board”.
Procedure
1 Disconnect the coin-cell battery cable from the system board.
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