Heat Sink - HP 6720s Maintenance And Service Manual

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Heat sink

Description
Heat sink (includes replacement thermal material)
Before removing the heat sink, follow these steps:
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
1.
computer on, and then shut it down through the operating system.
Disconnect all external devices connected to the computer.
2.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
3.
then unplugging the AC adapter from the computer.
Remove the battery (see
4.
Remove the following components:
5.
Hard drive (see
a.
Optical drive (see
b.
Keyboard (see
c.
Switch cover (see
d.
Speaker (see
e.
Display lid switch module (see
f.
Display assembly (see
g.
Top cover (see
h.
System board (see
i.
Remove the heat sink:
Turn the system board upside down, with the USB connectors toward you.
1.
In the 1, 2, 3, 4 sequence stamped into the heat sink, loosen the four Phillips PM2.5×10.0 screws
2.
(1) that secure the heat sink to the system board.
68
Chapter 4 Removal and replacement procedures
Battery on page
37).
Hard drive on page
Optical drive on page
Keyboard on page
46)
Switch cover on page
Speaker on page
50)
Display lid switch module on page
Display assembly on page
Top cover on page
56)
System board on page
38)
44)
48)
52)
62)
Spare part number
456605-001
51)

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