Remove The Heat Sink - Lenovo IdeaPad Duet 5 Hardware Maintenance Manual

Figure 12. Remove two screws and the system board bracket
Screw specifications
M2 x L1.7
Go to
https://support.lenovo.com/partslookup
replacement parts:
System board bracket

Remove the heat sink

Make sure the following FRUs (or CRUs) have been removed.
"Remove the LCD module" on page 28
Step 1. Remove fours screws and the heat sink.
Number of screws
2
to look up the Lenovo part numbers of the following
.
Chapter 4 Removing a FRU or CRU
35