14.Replace the
15.Replace the base cover (see Replacing the Base Cover).
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.
16. 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.
17.Insert the BIOS upgrade CD that accompanied the replacement system board into the appropriate drive. Follow the instructions that appear on the screen.
