Lenovo 7Y54, Maintenance Manual

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Figure 78. System-board screws location
Step 3. Install the following components:
• Install CPU socket cover to the defected board, right after the new system board is installed into
the chassis.
• Install the processor (see “Install the processor ” on page 69 ).
• Install the heat sink (see “Install the heat sink” on page 57 ).
• Install the DIMMs (see “Install a DIMM” on page 42 ).
• Install the TPM card (see “Install the TPM card (for Chinese Mainland only)” on page 89 ).
• Install the M.2 drive if necessary (see “Install the M.2 drive” on page 60 ).
• Install an adapter if necessary (see “Install an adapter” on page 34 ).
• Install the PCIe riser assembly if necessary (see “Install the PCIe riser assembly” on page 63 ).
• Connect the fan cables (see “Install a fan” on page 49 ).
• Connect the backplate cables (see “Install the simple-swap drive backplate” on page 46 ).
• Connect the front operator and front USB cables (see “Install the front operator panel” on page
54 ).
• Install the air baffle (see “Install the air baffle” on page 36 ).
After you install the system board, complete the following steps:
1. Install the top cover onto the server (see “Install the top cover” on page 87 ).
2. Install the server into the rack if necessary.
3. Reconnect power cords and all external cables.
4. Update the machine type and serial number with new vital product data (VPD). Use the Lenovo XClarity
Provisioning Manager to update the machine type and serial number. See “Update the machine type
and serial number” on page 80 .
5. Enable TPM. See “Enable TPM” on page 81 .
6. Optionally, enable UEFI Secure Boot. See “Enable UEFI Secure Boot” on page 85 .
Chapter 3
.
Hardware replacement procedures
79