Remove The I/O Board; M2.5 X L5; Make Sure The Following Frus (Crus) Have Been Removed; Remove The I/O Bracket (Right) - Lenovo ThinkBook 14s Gen 2 Hardware Maintenance Manual

Figure 64. Remove three screws and then open the hinge
Screw specifications

M2.5 x L5

Step 4. Remove two screws and then remove the I/O bracket (left).
Figure 65. Remove two screws and remove the I/O bracket (left)
Screw specifications
M2 x L4
Go to https://support.lenovo.com/partslookup
part:
I/O bracket (left)

Remove the I/O board

Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 58
"Remove the I/O bracket (right)" on page 63
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Disconnect the I/O board cable and the fingerprint board cable from the I/O board.
Number of screws
3
Number of screws
2
to look up the Lenovo part number of the following replacement
.
Chapter 4 Removing a FRU or CRU
65