HP (Hewlett-Packard) 6720R ユーザーズマニュアル
Fan
Description
Spare part number
Fan
431312-001
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
5
.
Remove the following components:
a
b
. Optical drive (see
)
c
. Keyboard (see
d
. Switch cover (see
e
f
.
Display lid switch module (see
)
g
)
h
. Top cover (see
i
.
System board (see
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.
Component replacement procedures 69