Lenovo ThinkPad L13 Yoga Gen 3 User Manual page 38

1. Disable the built-in battery. See "Disable the built-in battery" on page 29.
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 30.
Removal procedure
Note: A Mylar film might cover the wireless WAN card. To access the wireless WAN card, peel off the film
first.
Installation procedure
Note: When you install the wireless WAN card, ensure that you connect the orange cable to the main
connector on the card, and the blue cable to the auxiliary connector on the card.
32
L13 Gen 3, L13 Yoga Gen 3, S2 Gen 7, and S2 Yoga Gen 7 User Guide