Clearing CMOS Settings
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 11. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
WARNING: The computer must be disconnected from the electrical outlet to clear the CMOS setting.
1Remove the stand. See "Removing the Stand" on page 19.
2Remove the back cover. See "Removing the Back Cover" on page 23.
3Remove the
See "Removing the
4Remove the
See "Removing the
5Locate the
6Remove the
7Wait for approximately five seconds to clear the CMOS setting.
8Remove the
9Replace the
See "Replacing the
10Replace the
See "Replacing the
11Replace the back cover. See "Replacing the Back Cover" on page 24.
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System Setup