Heat sink
NOTE: The heat sink spare part kit includes replacement thermal material.
Description | Spare part number |
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For use only on computer models equipped with a graphics subsystem with discrete memory | |
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For use only on computer models equipped with a graphics subsystem with UMA memory | |
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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 Battery on page 57), and then remove the following components:
a.Service cover (see Service cover on page 59)
b.Hard drive (see Hard drive on page 65)
c.Optical drive (see Hard drive on page 65)
d.WLAN module (see WLAN module on page 71)
e.WWAN module (see WWAN module on page 69)
f.Fan (see Fan on page 75)
g.Keyboard (see Keyboard on page 76)
h.Base enclosure (see Base enclosure on page 80)
i.System board (see System board on page 97)
Remove the heat sink:
NOTE: Steps 1 and 2 apply to computer models equipped with a graphics subsystem with discrete memory. See steps 3 and 4 for heat sink removal information for computer models equipped with a graphics subsystem with UMA memory.
1.Following the 1, 2, 3, 4, 5, 6 sequence stamped into the heat sink, loosen the six captive Philllips screws (1) and (2) that secure the heat sink to the system board.
100 | Chapter 4 Removal and replacement procedures |
