"Remove the lower case" on page 28
Step 1.
Disconnect the battery pack cable from the system board. Then, disconnect the Wi-Fi antennas
from the Wi-Fi card.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 11. Disconnect the battery pack cable and the Wi-Fi antennas
Step 2.
Peel off the foil. Then, remove the Wi-Fi antennas.
Figure 12. Peel off the foil and remove the Wi-Fi antennas
Go to
https://support.lenovo.com/partslookup
replacement part:
Wi-Fi antennas
34
IdeaPad Slim 3 Chromebook (14", 8) and Lenovo Slim 3 Chromebook 14" Hardware Maintenance Manual
to look up the Lenovo part numbers of the following