Lenovo RD540 manual Installing the screws to secure the system board

18.Ensure that the ten screw holes in the new system board are aligned with the mounting studs in the chassis. Then, install the ten screws following the numerical sequence as shown to secure the new system board in the chassis.

Figure 121. Installing the screws to secure the system board

19.For the new system board, open the small handles and microprocessor retainer on each of the microprocessor socket. See “Installing the second microprocessor” on page 107.

20.Remove the microprocessor(s) from the old system board and install them directly on the new system board. See “Replacing the microprocessor” on page 111.

150ThinkServer RD540 User Guide and Hardware Maintenance Manual