3. Reinstall the node into the chassis (see “Install a node to the chassis” on page 75).
4. Make sure that the required power supply units are installed and power cords are connected; then,
power on the node (see
“Install a hot-swap power supply” on page 61 and “Power on the node” on page
51
.)
5. Proceed to complete the parts replacement (see
“Complete the parts replacement” on page 171).
6. Update the UEFI, XCC and LXPM firmware to the specific version supported by the server. See
https://
glosse4lenovo.lenovo.com/wiki/glosse4lenovo/view/How%20To/System%20related/
How%20to%20do%20RoT%20Module%20FW%20update%20on%20ThinkSystem%20V3%20machines/
.
7. Perform OneCLI commands to back up the UEFI settings. See
https://pubs.lenovo.com/lxce-onecli/
onecli_r_save_command
.
8. Perform both OneCLI commands and XCC actions to back up the XCC settings. See
https://
pubs.lenovo.com/lxce-onecli/onecli_r_save_command
and https://pubs.lenovo.com/xcc2/NN1ia_c_
backupthexcc.html
.
9. Optionally, do the following if needed:
• Hide TPM. See
“Hide/observe TPM” on page 166.
• Update the TPM firmware. See
“Update the TPM firmware” on page 167.
• Enable UEFI Secure Boot. See
“Enable UEFI Secure Boot” on page 168.
Remove the system board (Trained technician only)
Follow instructions in this section to remove the system board.
Important:
• This task must be operated by trained technicians that are certified by Lenovo Service. Do no attempt to
remove or install it without proper training and qualification.
• When replacing the system board, always update the server with the latest firmware or restore the pre-
existing firmware. Make sure that you have the latest firmware or a copy of the pre-existing firmware
before you proceed.
• When removing the memory modules, label the slot number on each memory module, remove all the
memory modules from the system board assembly, and set them aside on a static-protective surface for
reinstallation.
• When disconnecting cables, make a list of each cable and record the connectors the cable is
connected to, and use the record as a cabling checklist after installing the new system board
assembly.
About this task
To avoid potential danger, make sure to read and follow the safety information.
Attention: Read
“Installation Guidelines” on page 41 and “Safety inspection checklist” on page 42 to make
sure that you work safely.
Procedure
Step 1. Make preparations for this task.
a. Record all system configuration information, such as Lenovo XClarity Controller IP addresses,
vital product data, and the machine type, model number, serial number, Universally Unique
Identifier, and asset tag of the server.
b. Save the system configuration to an external device with Lenovo XClarity Essentials.
c. Save the system event log to external media.
Chapter 5. Hardware replacement procedures 155
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