Remove The Microphone Rubbers - Lenovo 14M836 Hardware Maintenance Manual

Figure 20. Remove eight screws
Screw specifications
M2 x L3
Step 2. Remove the two hinges.
Figure 21. Remove the two hinges
Go to https://support.lenovo.com/partslookup
replacement parts:
Hinge

Remove the microphone rubbers

Make sure the following FRUs (CRUs) have been removed.
40
IdeaPad 3 Chromebook (14", 6) Hardware Maintenance Manual
Number of screws
8
to look up the Lenovo part numbers of the following