Owner's Manual

Figure 60. Open the right hinge
Screw specifications Number of screws
M2.5 x L6 3
M2 x L5 1
Step 3. Disconnect the I/O board cable from the I/O board. Remove the I/O board.
Figure 61. Remove the I/O board
Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement
part:
I/O board
Remove the I/O board cable
Make sure the following FRU (or CRU) has been removed.
“Remove the lower case” on page 60
Chapter 4. Removing a FRU or CRU 67