Fan
Description
Spare part number
Fan
456604-001
Before removing the fan, 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 37
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive on page 38
)
b
.
Optical drive (see
Optical drive on page 44
)
c
.
Keyboard (see
Keyboard on page 46
)
d
.
Switch cover (see
Switch cover on page 48
)
e
.
Speaker (see
Speaker on page 50
)
f
.
Display lid switch module (see
Display lid switch module on page 51
)
g
.
Display assembly (see
Display assembly on page 52
)
h
.
Top cover (see
Top cover on page 56
)
i
.
System board (see
System board on page 62
)
Remove the fan:
1
.
Remove the Phillips PM2.5×7.0 screw
(1)
that secures the fan to the base enclosure.
2
.
Loosen the Phillips PM2.5×7.0 screw
(2)
that secures the fan to the base enclosure.
66 Chapter
4
Removal and replacement procedures
Summary of Contents for 6720s - Notebook PC
Page 1: ...HP Compaq 6720s Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...
Page 22: ...Computer major components 14 Chapter 3 Illustrated parts catalog ...
Page 145: ......