Remove The Wwan Card (For Lenovo 100E Chromebook Gen 4 Wlan + Wwan Models) - Lenovo 100e Chromebook Gen 4 Hardware Maintenance Manual

Remove the WWAN card (for Lenovo 100e Chromebook Gen 4 WLAN +
WWAN models)
Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 33
Step 1. Disconnect the battery pack cable from the system board. Then, remove the WWAN card mylar
tape.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 30. Disconnect the battery pack cable and remove the mylar tape
Step 2. Disconnect the WWAN antennas and one screw. Then, remove the WWAN card.
Figure 31. Disconnect antennas and remove the WWAN card
.
Chapter 5 Removing a FRU or CRU
49