Remove The Thermal Module - Lenovo Yoga C640-13IML Hardware Maintenance Manual

Figure 5. Disconnect the cable and remove five screws
Callout number
2
Step 2. Remove the battery pack.
Figure 6. Remove the battery pack
Go to
https://support.lenovo.com/partslookup
part:
Battery pack

Remove the thermal module

Make sure the following FRU (or CRU) have been removed.
30
Lenovo Yoga C640-13IML Hardware Maintenance Manual
Screw specifications
M2 x 3.5
to look up the Lenovo part number of the following replacement
Number of screws
5