Remove The Heat Sink (For Amd Uma Models) - Lenovo IdeaPad 5i Pro Hardware Maintenance Manual

Screw specifications
M2 × L4
Go to https://support.lenovo.com/partslookup
replacement parts:
Fan

Remove the heat sink (for AMD UMA models)

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 30
Step 1. Disconnect the battery cable from the system board and peel off the thermal mylar.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 15. Disconnect the battery cable and peel off the thermal mylar
Step 2. Remove three screws and remove the heat sink.
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Lenovo IdeaPad 5i Pro (14",7) and Lenovo IdeaPad 5 Pro (14", 7) Hardware Maintenance Manual
Number of screws
2
to look up the Lenovo part numbers of the following