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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
a
b
5
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 gure 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 lm to be peeled off.