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Heat sink
NOTE:
The system board spare part kit includes replacement thermal material.
Description
For use only on computer models equipped with a graphics subsystem with discrete memory
For use only on computer models equipped with a graphics subsystem with UMA memory
Before removing the heat sink, follow these steps:
1.
Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the Battery (see
a.
Service cover (see
b.
Hard drive (see
c.
Optical drive (see
d.
Keyboard (see
e.
Top cover (see
f.
Speakers (see
g.
System board (see
Remove the heat sink:
1.
Turn the system board upside down with the front toward you.
2.
Disconnect the fan cable (1) from the system board.
3.
Following the 1 through 6 sequence stamped into the heat sink, loosen the six Phillips captive screws
(2) and (3) that secure the heat sink to the system board.
NOTE:
memory will only have the screws in location (2).
Battery on page
Service cover on page
Hard drive on page
Optical drive on page
Keyboard on page
Top cover on page
Speakers on page
System board on page
The heat sink used on computer models equipped with a graphics subsystem with UMA
29), and then remove the following components:
30)
31)
37)
38)
41)
49)
52)
Spare part number
746658-001
746659-001
Component replacement procedures
57
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