HP Pavilion HDX9309TX HP Pavilion HDX Entertainmet Series Notebook PC - Mainte - Page 83

Remove the processor heat sink, follow these steps

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Before removing the processor heat sink, follow these steps: 1. Shut down 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 all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the following components: a. Hard drive (see Hard drive on page 42) b. Optical drive (see Optical drive on page 49) c. Keyboard (see Keyboard on page 50) d. Hinge cover (see Hinge cover on page 52) e. Rear cover (see Rear cover on page 53) f. Top cover (see Top cover on page 55) g. Subwoofer (see Subwoofer on page 67) h. System board (see System board on page 70) Remove the processor heat sink: 1. Turn the system board upside down, with the front toward you. 2. Loosen the three silver Phillips PM2.0×5.0 captive screws (1) that secure the processor heat sink to the system board. 3. Remove the processor heat sink clip (2) by sliding it to the right. 76 Chapter 4 Removal and replacement procedures

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Before removing the processor heat sink, follow these steps:
1
.
Shut down 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 all external devices connected to the computer.
3
.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4
.
Remove the battery (see
Battery
on page
36
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive
on page
42
)
b
.
Optical drive (see
Optical drive
on page
49
)
c
.
Keyboard (see
Keyboard
on page
50
)
d
.
Hinge cover (see
Hinge cover
on page
52
)
e
.
Rear cover (see
Rear cover
on page
53
)
f
.
Top cover (see
Top cover
on page
55
)
g
.
Subwoofer (see
Subwoofer
on page
67
)
h
.
System board (see
System board
on page
70
)
Remove the processor heat sink:
1
.
Turn the system board upside down, with the front toward you.
2
.
Loosen the three silver Phillips PM2.0×5.0 captive screws
(1)
that secure the processor heat sink to
the system board.
3
.
Remove the processor heat sink clip
(2)
by sliding it to the right.
76
Chapter
4
Removal and replacement procedures