HP Presario C700 HP G7000 Notebook PC and Compaq Presario C700 Notebook PC - M - Page 76

Fan, Keyboard see - configuration

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Fan Description Fan Spare part number 454944-001 NOTE: To properly ventilate the computer, allow at least a 7.6-cm (3-inch) clearance on the left side of the computer. The computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is designed to turn on automatically when high temperature conditions exist. These conditions are affected by high external temperatures, system power consumption, power management/battery conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer. 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 40). 5. Remove the following components: a. Hard drive (see Hard drive on page 41) b. Optical drive (see Optical drive on page 48) c. Keyboard (see Keyboard on page 50) d. Switch cover (see Switch cover on page 53) e. Display assembly (see Display assembly on page 55) f. Top cover (see Top cover on page 62) Remove the fan: 1. Disconnect the fan cable (1) from the system board. 2. Remove the Phillips PM2.0×9.0 screw (2) that secures the fan to the base enclosure. 68 Chapter 4 Removal and replacement procedures

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Fan
Description
Spare part number
Fan
454944-001
NOTE:
To properly ventilate the computer, allow at least a 7.6-cm (3-inch) clearance on the left side of
the computer. The computer uses an electric fan for ventilation. The fan is controlled by a temperature
sensor and is designed to turn on automatically when high temperature conditions exist. These conditions
are affected by high external temperatures, system power consumption, power management/battery
conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced
through the ventilation grill located on the left side of the computer.
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
40
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive
on page
41
)
b
.
Optical drive (see
Optical drive
on page
48
)
c
.
Keyboard (see
Keyboard
on page
50
)
d
.
Switch cover (see
Switch cover
on page
53
)
e
.
Display assembly (see
Display assembly
on page
55
)
f
.
Top cover (see
Top cover
on page
62
)
Remove the fan:
1
.
Disconnect the fan cable
(1)
from the system board.
2
.
Remove the Phillips PM2.0×9.0 screw
(2)
that secures the fan to the base enclosure.
68
Chapter
4
Removal and replacement procedures