Wireless Wan Card (For Selected Models) - Lenovo ThinkPad L13 Gen 3 User Manual

Troubleshooting
If the computer does not start up after you reinstall the base cover assembly, disconnect the ac power
adapter and then reconnect it to the computer.

Wireless WAN card (for selected models)

The following information is only for the computer with user-installable modules.
Prerequisite
Before you start, read Generic Safety and Compliance Notices
Attention: Do not touch the contact edge of the wireless WAN card. Otherwise, the wireless WAN card
might get damaged.
For access, do the following:
1. Disable the built-in battery. See "Disable Fast Startup and the built-in battery" on page 41.
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 42.
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L13 Gen 3, L13 Yoga Gen 3, S2 Gen 7, and S2 Yoga Gen 7 User Guide
and print the following instructions.