When the system board is replaced, the settings in the Security tab on
the BIOS setup menu are not automatically transferred, so you must
manually restore the BIOS settings.
The settings related to Security block all data writing in order to prevent
data tampering from external sources such as applications. Restoring
BIOS settings is also blocked according to this specification.
Ensure to note down your current BIOS settings before replacing the
system board.
Note on network settings recovery
When replacing network controllers or the system board, network
configuration settings in the operating system will be lost and replaced
by default values. This applies to all static IP address and LAN teaming
configurations.
Ensure to note down your current network settings before replacing the
system board.
Note on configurations with NVM/LRDIMMs
After replacing the system board, it is necessary to set the memory
operation mode in the BIOS in the same way as before. Ensure to note
down your current BIOS settings before replacing the system board.
Preliminary steps
▶
"Locating the defective server" on page 47
.
▶
"Note on network settings recovery" on page 515.
▶
"Verifying the system time settings" on page 126.
▶
"Suspending BitLocker functionality" on page 107.
▶
"Shutting down the server" on page 49.
▶
"Disconnecting the power cord" on page 50.
▶
Disconnect all external cables.
▶
Remove the PSUs, see "Removing a hot-plug PSU" on page 148.
System board and components
TX2550 M5 Upgrade and Maintenance Manual 515
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