1. Start the server and press the key specified in the on-screen instructions to display the Lenovo
XClarity Provisioning Manager interface. For more information, see the “Startup” section in the LXPM
documentation compatible with your server at
https://pubs.lenovo.com/lxpm-overview/.
2. If the power-on Administrator password is required, enter the password.
3. From the UEFI Setup page, click System Settings ➙ Security ➙ Secure Boot Configuration ➙
Secure Boot Setting.
4. Enable Secure Boot and save the settings.
• From Lenovo XClarity Essentials OneCLI
To enable UEFI Secure Boot from Lenovo XClarity Essentials OneCLI:
1. Download and install Lenovo XClarity Essentials OneCLI.
To download Lenovo XClarity Essentials OneCLI, go to the following site:
https://datacentersupport.lenovo.com/solutions/HT116433
2. Run the following command to enable Secure Boot:
OneCli.exe config set UEFI.SecureBootConfiguration_SecureBootSetting Enabled --bmc
<userid>
:<password>
@<ip_address>
where:
– <userid>:<password> are the credentials used to access the BMC (Lenovo XClarity Controller
interface) of your server. The default user ID is USERID, and the default password is PASSW0RD
(zero, not an uppercase o)
– <ip_address> is the IP address of the BMC.
For more information about the Lenovo XClarity Essentials OneCLI set command, see:
https://pubs.lenovo.com/lxce-onecli/onecli_r_set_command
Note: If disabling UEFI secure boot is needed, run the following command:
OneCli.exe config set UEFI.SecureBootConfiguration_SecureBootSetting Disabled --bmc <userid>:<password>@<ip_
address>
Processor board replacement (trained technicians only)
Use this section to remove and install the processor board from the system board assembly.
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not
attempt to remove or install it without proper training and qualification.
Remove the processor board
Follow instructions in this section to remove the processor board.
About this task
A processor board provides different connectors or slots to connect different components or peripherals of
the system for communication. The board and the supporting metal sheet constitute a base for the system
board assembly. If the processor board fails, it must be replaced.
Important:
• This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to
remove or install it without proper training and qualification.
Chapter 5. Hardware replacement procedures 273
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