Remove The Heat Sink - Lenovo V14 Gen 4 i Hardware Maintenance Manual

Figure 119. Remove the memory module shielding
Step 3. Release the two latches on both edges of the socket at the same time. Then, remove the memory
module.
Figure 120. Remove the memory module
Go to
https://support.lenovo.com/partslookup
replacement parts:
Memory module shielding
Memory module

Remove the heat sink

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 95
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Loosen four screws and then remove the heat sink.
102
Hardware Maintenance Manual
to look up the Lenovo part numbers of the following