Clearing CMOS Settings
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.
1 Remove the base cover.
2 Follow the procedure given in step 1 in “Removing the Coin-Cell Battery”.
3 Wait for approximately five seconds to clear the CMOS settings.
4 Follow the procedure given in step 2 in “Replacing the Coin-Cell Battery”.
5 Replace the base cover.
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