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Step 2.
Remove three screws and then open the hinge.
Figure 23. Remove three screws and open the hinge
Screw specifications
M2.5 x L4
Step 3.
Disconnect the I/O board cable from the I/O board. Remove three screws and then remove the I/O
board.
Figure 24. Remove the I/O board
Screw specifications
M2 x L4
Go to
https://support.lenovo.com/partslookup
part:
I/O board
40
Hardware Maintenance Manual
Number of screws
3
Number of screws
3
to look up the Lenovo part number of the following replacement
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