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.
Figure 67. Disconnect the I/O board cable, the fingerprint board cable and the power board cable
Step 3.
Remove one screw and then remove the I/O board with cable.
Figure 68. Remove the I/O board with cable
Screw specifications
M2.0 x L4.0
Go to
https://support.lenovo.com/partslookup
part:
I/O board with cable
72
Hardware Maintenance Manual
Number of screws
3
Number of screws
1
to look up the Lenovo part number of the following replacement