Remove The Heat Sink - Lenovo Legion S7 16IAH7 Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
replacement part:
Wi-Fi card

Remove the heat sink

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 28
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 12. Disconnect the battery pack cable
Step 2. Peel off the two thermal mylar and retain them for reuse when installing the new heat sink.
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Lenovo Legion S7 (16", 7) Hardware Maintenance Manual
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