Lenovo ThinkServer RD340 (English) User Guide - Page 180

the microprocessor sockets during shipping and handling. Use the microprocessor socket covers

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17. Ensure that the ten screw holes in the new system board are aligned with the corresponding mounting studs on the chassis. Then, install the ten screws following the numerical sequence as shown to secure the new system board on the chassis. Figure 128. Installing the screws to secure the system board 18. Remove the microprocessors from the old system board and install them directly on the new system board. See "Installing or replacing the microprocessor" on page 118. 19. Install the heat sinks that are removed from the old system board on the new system board. See "Installing or replacing a heat sink" on page 115. 20. The old system board must be returned with the microprocessor socket covers to protect the pins on the microprocessor sockets during shipping and handling. Use the microprocessor socket covers removed from the new system board. To install a microprocessor socket cover on the old system board, do the following: a. Ensure that the small handle and the microprocessor retainer are in the fully open position. See "Installing the second microprocessor" on page 118. Note: Do not drop anything onto the microprocessor socket while it is exposed. 168 ThinkServer RD340 User Guide and Hardware Maintenance Manual

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17. Ensure that the ten screw holes in the new system board are aligned with the corresponding mounting
studs on the chassis. Then, install the ten screws following the numerical sequence as shown to
secure the new system board on the chassis.
Figure128.Installingthescrewstosecurethesystemboard
18. Remove the microprocessors from the old system board and install them directly on the new system
board. See “Installing or replacing the microprocessor” on page 118.
19. Install the heat sinks that are removed from the old system board on the new system board. See
“Installing or replacing a heat sink” on page 115.
20. The old system board must be returned with the microprocessor socket covers to protect the pins on
the microprocessor sockets during shipping and handling. Use the microprocessor socket covers
removed from the new system board.
Toinstallamicroprocessorsocketcoverontheoldsystemboard,dothefollowing:
a. Ensure that the small handle and the microprocessor retainer are in the fully open position. See
“Installing the second microprocessor” on page 118.
Note:
Donotdropanythingontothemicroprocessorsocketwhileitisexposed.
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ThinkServer RD340 User Guide and Hardware Maintenance Manual