Remove The Memory Modules - Lenovo Legion 5i Hardware Maintenance Manual

Figure 7. Disconnect the battery pack cable and remove the memory shielding
Go to https://support.lenovo.com/partslookup
replacement part:
Memory shielding

Remove the memory modules

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 30
"Remove the memory shielding" on page 31
Step 1. Open the latches and remove the memory modules.
Figure 8. Open the latches and remove the memory modules
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Lenovo Legion 5i (16", 9)Hardware Maintenance Manual
to look up the Lenovo part numbers of the following