Lenovo ThinkPad X1 Yoga User Manual page 114

1. Disable the built-in battery. See "Disabling the built-in battery" on page 95.
2. Ensure that the computer is turned off and disconnected from ac power and all cables.
3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See "Replacing the base cover assembly" on page 96.
5. Remove the wireless-WAN card by doing the following:
a. A film might cover the wireless-WAN card. To access the wireless-WAN card, open the film first
b. Hold the cable connector with your fingers and gently disconnect each cable from the wireless-WAN
card 2 .
c. Remove the screw
upward.
d. Carefully remove the wireless-WAN card out of the slot
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User Guide
3
. The wireless-WAN card is released from the secured position and pivots
4 .
1 .