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.
NOTE: : Your computer’s Service Tag is stored in the system board. You must
enter the Service Tag in the BIOS setup program after you replace
the system board.
NOTE: : Replacing the system board removes any changes you have made to the
BIOS using the BIOS setup program. You must make the appropriate changes
again after you replace the system board.