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3. Remove the thermal fan assembly
When installing:
• Always wear fingerstalls when handling the thermal fan assembly. Do not touch or hold any part of the
thermal fan assembly with bare fingers.
• Before you attach the thermal fan assembly to the computer, apply thermal grease, at an amount of 0.2
grams, on the part marked
application of grease can cause a thermal problem due to imperfect contact with a component. If a
thermal fan assembly needs to be reused, remove and reapply thermal grease.
For models with a discrete thermal pipe
For models with an integrated thermal pipe
• Do not touch the thermal grease.
• Do not press, touch, or rotate the fan impeller.
• Do not touch the fan inlet hole.
• Do not twist or pull the cable of the thermal fan assembly.
5
.
a
,
b
,
c
as shown in the following illustrations. Either too much or too less
.
Chapter 9
Removing or replacing a FRU
69
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