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• Never touch the gold memory module connector contacts or allow these contacts to touch the outside of
the memory-module connector housing.
• Handle memory modules with care: never bend, twist, or drop a memory module.
• Do not use any metal tools (such as jigs or clamps) to handle the memory modules, because the rigid
metals may damage the modules.
• Do not insert memory modules while holding packages or passive components, which can cause package
cracks or detachment of passive components by the high insertion force.
• Go over
"Installation Guidelines" on page 41
• Turn off the server and peripheral devices and disconnect the power cords and all external cables (see
"Power off the server" on page
• If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top cover,
or remove the server from the rack.
Watch the procedure.
•
https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk
Procedure
Step 1.
If any of the modules to be installed is PMEM, make sure to complete the following procedure
before physically installing the module:
1. Back up stored data in PMEM namespaces.
2. Disable PMEM security with one of the following options:
• LXPM
Go to UEFI Setup ➙ System Settings ➙ Intel Optane PMEMs ➙ Security ➙ Press to
Disable Security, and input passphrase to disable security.
• Setup Utility
Go to System Configuration and Boot Management ➙ System Settings ➙ Intel Optane
PMEMs ➙ Security ➙ Press to Disable Security, and input passphrase to disable
security.
3. Delete namespaces with command corresponding to the operating system that is installed:
• Linux command:
ndctl destroy-namespace all -f
• Windows Powershell command
Get-PmemDisk | Remove-PmemDisk
4. Clear Platform Configuration Data (PCD) and Namespace Label Storage Area (LSA) with the
following ipmctl command (for both Linux and Windows).
ipmctl delete -pcd
Notes: See the following links to learn how to download and use impctl in different operating
systems:
• Windows:
• Linux:
5. Reboot the system.
Step 2.
Locate the slot to install the memory module in on the system board.
ThinkEdge SE450 Maintenance Manual
88
13).
A video of this procedure is available from the following link:
https://datacentersupport.lenovo.com/us/en/videos/YTV101407
https://datacentersupport.lenovo.com/us/en/solutions/HT508642
to ensure that you work with safety.
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