Lenovo 20U1 Hardware Maintenance Manual page 87

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Removal steps of the thermal fan assembly (for AMD models)
When installing:
• Ensure that the connector of the thermal fan is attached firmly.
• Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2
grams, on the parts marked
application of grease can cause a thermal problem due to imperfect contact with a component. For the
new thermal fan assembly, you must peel the thin film off from the rubbers.
For models with discrete thermal pipes:
a
as shown in the following illustrations. Either too much or too less
d
b
a
c
d
b
f
a
c
.
Chapter 8
Removing or replacing a FRU
81

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