Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2.
Detach the fan cable and remove three screws. Remove the fan as show.
Figure 19. Remove the fan
Screw specifications
M2 x L4.5
Step 3.
Detach the I/O board cable and remove one screw. Remove the I/O board.
Figure 20. Remove the I/O board
Screw specifications
M2 x L3.5
Go to
https://support.lenovo.com/partslookup
part:
I/O board
Remove the Kensington lock
Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 32
40
Hardware Maintenance Manual
Number of screws
3
Number of screws
1
to look up the Lenovo part number of the following replacement