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Heat sink
Description
Heat sink (includes replacement thermal material)
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 bottom cover (see
5.
Disconnect the battery cable from the system board (see
6.
Remove the following components:
a.
Solid-state drive (see
b.
Optical drive (see
c.
WLAN module (see
d.
System board (see
NOTE:
When replacing the heat sink, be sure that the fan (see
the defective heat sink and installed on the replacement heat sink.
Remove the heat sink:
1.
Disconnect the fan cable (1) from the system board.
2.
Loosen the eight Phillips M2.0×8.1 captive screws (2) that secure the fan and heat sink to
the system board.
46
Chapter 5 Removal and replacement procedures
Bottom cover on page
Solid-state drive on page
Optical drive on page
36)
WLAN module on page
34)
System board on page
43)
26).
Battery on page
28).
29)
Fan on page
48) is removed from
Spare part number
857299-001
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