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Turn over the system board. The thermal fan assembly is on the other side of the system board. Then remove
the cables connected to the system board.
Loosen the screws in the alphabetical order as shown. Remove the thermal fan assembly.
When you install the thermal fan assembly:
• 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. You must
peel the thin film off from the rubbers marked
a
as shown in the following illustrations. Either too much or too less
b
.
.
Chapter 9
Removing or replacing a FRU
81
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