Remove The I/O Board - Lenovo 21A200M2IX Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
part:
I/O bracket (right)

Remove the I/O board

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 58
"Remove the battery pack" on page 59
"Remove the CMOS battery" on page 68
"Remove the I/O bracket (right)" on page 69
Step 1. Remove three screws and then open the hinge.
Figure 67. Remove three screws and open the hinge
Screw specifications
M2.5 x L5.5
Step 2. Disconnect the I/O board cable from the system board. Then, disconnect the fingerprint board
cable and the power board cable from the I/O board.
70
Hardware Maintenance Manual
to look up the Lenovo part number of the following replacement
Number of screws
3