Remove The 40-Pin I/O Board Ffc (For Selected Models) - Lenovo 14e Chromebook Gen 3 Hardware Maintenance Manual

Figure 9. Disconnect and remove the 14-pin I/O board FFC
Go to
https://support.lenovo.com/partslookup
replacement part:
14-pin I/O board FFC

Remove the 40-pin I/O board FFC (for selected models)

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 30
Step 1. Disconnect the battery pack cable from the system board. Disconnect the 40-pin I/O board FFC
from the I/O board and system board. Then, remove the 40-pin I/O board FFC.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 10. Disconnect and remove the 40-pin I/O board FFC
36
Lenovo 14e Chromebook Gen 3 Lenovo Slim 3i Chromebook 14" IdeaPad Slim 3i Chromebook (14", 8) Hardware Maintenance
Manual
to look up the Lenovo part numbers of the following