Lenovo ThinkPad S2 Yoga Gen 8 User Manual page 42

For access, do the following:
1. Disable the built-in battery. See "Disable the built-in battery" on page 31.
2. Turn off the computer and disconnect the computer from ac power and all connected cables.
3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See "Base cover assembly" on page 32.
Removal procedure
Note: A Mylar film might cover the wireless WAN card. To access the wireless WAN card, peel off the film
first.
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