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BX924 S4
Upgrade and Maintenance Manual
167
Main memory
8.4
Replacing memory modules
8.4.1
Required tools
●
Preliminary and concluding steps: tool-less
●
Replacing memory modules: tool-less
8.4.2
Preliminary steps
Before replacing a memory module, perform the following steps:
Ê
Disable BitLocker functionality as described in section
"Disabling BitLocker
functionality" on page 66
.
Ê
Disable boot watchdog functionality as described in section
"Disabling boot
watchdog functionality" on page 67
.
Ê
If applicable, open the rack door as described in section
"Opening the rack
door" on page 51
.
Ê
Locate the defective server blade as described in section
"Locating the
defective server blade" on page 43
.
Ê
Shut down the defective server blade as described in section
"Shutting down
the server blade" on page 52
.
Ê
Remove the server blade from the system unit as described in section
"Removing the server blade from the system unit" on page 54
.
Ê
Open the server blade as described in section
"Opening the server blade"
on page 55
.
Ê
If applicable, remove the air cowls as described in section
"Removing the air
cowls" on page 171
.
Upgrade and Repair Units (URU)
Average hardware task duration: 15 minutes
Average software task duration: 5 minutes