Remove The Heat Sink; Apply The Thermal Interface Material (Tim) On The Cpu/Gpu Contact Area Of The Heat Sink (For Uma) - Lenovo IdeaPaId Pro 5i Hardware Maintenance Manual

Go to
https://support.lenovo.com/partslookup
part:
Type-C bracket

Remove the heat sink

Make sure the following FRU (or CRU) has been removed.
"Remove the lower case" on page 26
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. Loosen three screws and then remove the heat sink.
Figure 11. Remove the heat sink
Go to https://support.lenovo.com/partslookup
part:
Heat sink
Apply the thermal interface material (TIM) on the CPU/GPU contact area
of the heat sink (for UMA)
Step 1. Clean off the old thermal interface material from the CPU/GPU contact area of the heat sink.
Step 2. Apply the new thermal interface material on the area marked a.
Area
a
to look up the Lenovo part number of the following replacement
to look up the Lenovo part number of the following replacement
Type of TIM Amount of TIM
PTM7958 1 piece, 24 mm × 12 mm × 0.2 mm
.
Chapter 4 Removing a FRU or CRU
31