IdeaPad Y460 Hardware Maintenance Manual
Figure 7. Removal steps of fan assembly and heat sink assembly (continued)
Loosen one screw 5 to detach the fan assembly and the heat sink assembly.
c
5
a
b
When installing:
•• Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to the a b part shown in the figure above. Either too much or too less grease application can cause a thermal problem due to imperfect contact with a component. In models with the discrete graphics chip, there is an additional thermal rubber c whose film to be peeled off.
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