Lenovo ThinkServer TD350, User Manual And Hardware Maintenance Manual

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2. If the server is installed in a rack cabinet, remove the server from the rack cabinet and place it on a flat,
clean, and static-protective surface. See the Rack Installation Instructions that comes with the server. If
the server is in tower form factor, lay the server on its side for easier operation.
3. Remove the server cover. See “Removing the server cover” on page 72.
4. Remove the cooling shroud. See “Removing the cooling shroud” on page 75.
5. Record the component locations, cable connections, and cable routing in the server.
6. Remove all memory modules. See “Removing a memory module” on page 89.
7. Remove all PCIe cards, including the Ethernet card and RAID card. See “Removing a PCIe card”
on page 93.
8. Remove the TPM if one is installed. See “Removing the TPM” on page 112.
9. Remove the TSM Premium module if one is installed. See “Removing the TSM Premium module” on
page 108.
10. Remove the SD module if one is installed. See “Installing or removing the SD module” on page 95.
11. Remove the coin-cell battery. See “Replacing the coin-cell battery” on page 172.
12. Remove the heat sinks. See “Replacing the heat sink” on page 169.
13. Remove the PCIe card holders. See “Removing and reinstalling the PCIe card holder” on page 80.
14. Remove any installed system fan that impedes your access to cables and then disconnect all cables
from the system board.
15. Loosen the two screws that secure the system board. Gently lift each edge of the system board slightly
upward so that the system board is disengaged from the mounting stubs on the chassis. Then, carefully
remove the system board out of the chassis.
Note: Carefully handle the system board by its edges.
Figure 143. Removing the system board
16. Place the old system board on a clean, flat, and static-protective surface. Touch the static-protective
package that contains the new system board to any unpainted surface on the outside of the server.
Then, take the new system board out of the package.
Chapter 6
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Replacing hardware
175