Screw specifications Number of screws
M2 × L4.0 4
M2 × L11.8 6
Go to
https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following
replacement part:
Lower case
Remove the DC-in bracket
Make sure the following FRUs (or CRUs) have been removed.
“Remove the lower case” on page 28
Step 1. Disconnect the battery pack cable from the system board. Remove two screws and then remove
the DC-in bracket.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable.
Figure 4. Remove the DC-in bracket
Screw specifications
Number of screws
M2 × L6.0 2
Go to
https://support.lenovo.com/partslookup to look up the Lenovo part numbers of the following
replacement part:
DC-in bracket
Remove the memory shielding
Make sure the following FRUs (or CRUs) have been removed.
“Remove the lower case” on page 28
Chapter 4. Removing a FRU or CRU 29