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"Remove the lower case" on page 31
"Remove the 14-pin I/O board FFC (for selected models)" on page 36
"Remove the 40-pin I/O board FFC (for selected models)" on page 37
Step 1.
Remove one screw and remove the dummy fan.
Figure 21. Remove one screw and the dummy fan
Screw specifications
M2.0 × L4.5
Go to
https://support.lenovo.com/partslookup
replacement part:
Dummy fan
Remove the fan (for selected models)
Make sure the following FRUs (or CRUs) have been removed.
"Remove the lower case" on page 31
Step 1.
Disconnect the battery pack cable from the system board. Disconnect the 40-pin I/O board cable
and 14-pin I/O board cable from the I/O board. Then, remove the 40-pin I/O board cable and 14-pin
I/O board cable from the cable guide.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Number of screws
1
to look up the Lenovo part numbers of the following
.
Chapter 5
Removing a FRU or CRU
43
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