CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.
NOTE: The system board's BIOS chip contains the service tag, which is also visible on a barcode label at the bottom of the computer.
NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.
Turn on the computer.
NOTE: After you have replaced the system board, enter the computer Service Tag into the BIOS of the replacement system board.
The keyboard matrix may change after you replace the system board. To
set the keyboard matrix according to your country, see Setting the
Keyboard Matrix.
Entering the Service Tag in the BIOS
Ensure that the AC adapter is plugged in and that the main battery is
installed properly.
Press <F2> during POST to enter the system setup program.
Navigate to the security tab and enter the service tag in the Set Service Tag
field.
NOTE: Your computer may or may not ship with an external optical drive. Use an external optical drive or any external storage device for the procedures that involve discs.
NOTICE: Handle components and cards by their edges, and avoid touching pins and contacts.
