5.
Reboot the server blade.
•
Ignore all TPM errors during boot.
6.
Set the TPM to the recorded state in Step 1 of
“Removing the TPM” (page 136)
.
•
If the TPM is disabled, enable it with the
secconfig tpm on
command.
•
If the TPM is enabled, disable it with the
secconfig tpm off
command.
7.
Reboot the server blade.
•
Make sure there are no errors during boot.
Removing and Replacing the System Board
The following procedures describe how to remove and replace the system board from the server
blade. When a system board fails, you must remove the following components from the failed
system board and install them on the new system board, unless they caused the failure:
•
SAS disk drives
•
Memory mezzanine board
•
Processors and power connectors
•
Mezzanine cards
•
SAS backplane and cable
•
Front panel
•
TPM
•
Air baffles
CAUTION:
Electrostatic discharge can damage electronic components. Ensure you are properly
grounded before beginning any removal or installation procedure.
For more information, see
“Safety Information” (page 26)
.
Removing the System Board
IMPORTANT:
It is not necessary to remove the server battery from the system board.
To remove a system board from the server blade:
1.
Power off the server and remove it from the enclosure.
See
“Preparing the Server Blade for Servicing” (page 113)
.
2.
Place the server blade on an antistatic pad, with the left access panel facing up.
3.
Remove the SAS disk drives. See
“Removing a SAS Disk Drive” (page 111)
.
4.
Remove the left access cover.
See
“Removing the Left Access Panel” (page 118)
.
5.
Remove the processor air baffle by pulling it straight up and out of the server blade.
6.
Remove the memory mezzanine board.
See
“Removing the Memory Mezzanine Board” (page 123)
.
7.
Remove the processors from the system board (if necessary).
See
“Removing a Processor” (page 125)
.
8.
Remove the processor power MVR cable by pulling it straight up and out of the server blade.
9.
Install the left access cover and turn the server blade over to access the right side of the server
blade.
138
Removing and Replacing Components