Lenovo IdeaPad Flex 3 Chromebook Hardware Maintenance Manual page 52

Step 1. Pull out the camera cable, and then remove the foil.
Figure 26. Pull out the camera cable and remove the foil
Step 2. Disconnect the camera cable, and then remove the camera with cable.
Figure 27. Disconnect the camera cable and remove the camera with cable
Go to
https://support.lenovo.com/partslookup
replacement part:
Camera with cable
46
IdeaPad Flex 3 Chromebook (11", 6) Hardware Maintenance Manual
to look up the Lenovo part numbers of the following