Dell Latitude D530 (Early 2008) - Manual (Page 46)

14. Turn the computer upside down and remove the four M2 x 3-mm screws labeled "B" that secure the system board to the computer base.
15. Remove the system board assembly:
a. With the back of the computer facing you, grasp the upper-right corner of the system board assembly and lift it slightly; slowly easing the
connectors out of their access holes on the back and side of the computer base.
b. Pull the system board assembly away from you toward the front of the computer to remove the system board assembly.
Replacing the System Board Assembly
1. Perform all of the steps in Removing the System Board Assembly in reverse order.
2. Turn on the computer.
3. Insert the flash BIOS update program CD that accompanied the replacement system board into the CD/DVD drive. Follow the instructions that appear on
the screen. See
Flashing the BIOS for further information.
1 M2.5 x 5-mm screws (2)
1 M2 x 3-mm screws labeled "B" (4)
1 system board assembly
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.
NOTE: If you use a BIOS update program CD to flash the BIOS, press <F12> before inserting the CD so that you can set up the computer to boot from a
CD this one time only. Otherwise, you must enter the system setup program to change the default boot order.