HP Dv7-2170us HP Pavilion dv7 Entertainment PC - Maintenance and Service Guide - Page 100

memory. See steps 5 through 8 for information on computer models equipped with UMA graphics

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4. Remove the battery (see Battery on page 44). 5. Remove the following components: a. Primary and secondary hard drives (see Hard drive on page 48). b. Optical drive (see Optical drive on page 45). c. WLAN module (see WLAN module on page 50). d. Memory module (see Memory module on page 54). e. Switch cover and keyboard (see Switch cover and keyboard on page 59). f. Speaker assembly (see Speaker assembly on page 65). g. Bluetooth module (see Bluetooth module on page 66). h. Display assembly (see Display assembly on page 67). i. Top cover (see Top cover on page 74). j. USB board (see USB board on page 84). k. System board (see System board on page 79). Remove the fan/heat sink assembly: NOTE: Steps 1 through 4 apply only to computer models equipped with discrete graphics subsystem memory. See steps 5 through 8 for information on computer models equipped with UMA graphics subsystem memory. 1. Turn the system board upside down, with the expansion port 3 and external monitor port toward you. 2. Disconnect the fan cable (1) from the system board. 3. Loosen the six Phillips PM2.5x6.0 captive screws (2) that secure the fan/heat sink assembly to the system board. 92 Chapter 4 Removal and replacement procedures

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4.
Remove the battery (see
Battery
on page
44
).
5.
Remove the following components:
a.
Primary and secondary hard drives (see
Hard drive
on page
48
).
b.
Optical drive (see
Optical drive
on page
45
).
c.
WLAN module (see
WLAN module
on page
50
).
d.
Memory module (see
Memory module
on page
54
).
e.
Switch cover and keyboard (see
Switch cover and keyboard
on page
59
).
f.
Speaker assembly (see
Speaker assembly
on page
65
).
g.
Bluetooth module (see
Bluetooth module
on page
66
).
h.
Display assembly (see
Display assembly
on page
67
).
i.
Top cover (see
Top cover
on page
74
).
j.
USB board (see
USB board
on page
84
).
k.
System board (see
System board
on page
79
).
Remove the fan/heat sink assembly:
NOTE:
Steps 1 through 4 apply only to computer models equipped with discrete graphics subsystem
memory. See steps 5 through 8 for information on computer models equipped with UMA graphics
subsystem memory.
1.
Turn the system board upside down, with the expansion port 3 and external monitor port toward
you.
2.
Disconnect the fan cable
(1)
from the system board.
3.
Loosen the six Phillips PM2.5x6.0 captive screws
(2)
that secure the fan/heat sink assembly to the
system board.
92
Chapter 4
Removal and replacement procedures