Remove The Heat Sink; Remove The Fan - Lenovo IdeaPad Flex 5i Chromebook Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
part:
I/O board

Remove the heat sink

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 28
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Remove four screws and then remove the heat sink.
Figure 11. Remove four screws and remove the heat sink
Screw specifications
M2 x L3
Go to
https://support.lenovo.com/partslookup
part:
Heat sink

Remove the fan

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 28
Step 1. Disconnect the battery pack cable from the system board.
Attention: Use your fingernails to pull the connector to unplug it. Do not pull the cable.
Step 2. Disconnect the fan cable from the system board and then detach the antenna cable connectors.
to look up the Lenovo part number of the following replacement
Number of screws
4
to look up the Lenovo part number of the following replacement
.
Chapter 4 Removing a FRU or CRU
33