Lenovo ThinkPad P15v Gen 321D8000EIX User Manual page 54

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.
4. Remove the nano-SIM-card tray if your computer comes with one. See "Connect to a cellular network
(for selected models)" on page 9.
5. Turn the computer over.
6. Remove the base cover assembly. See "Base cover assembly" on page 46.
Removal procedure
Installation procedure
Plug the orange cable into the
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P15v Gen 3 and T15p Gen 3 User Guide
M connector and the blue cable into the D=G connector.