Fan
Description
Spare part number
Fan
L00843-001
NOTE:
To properly ventilate the computer, allow at least 7.6 cm (3.0 in) of clearance on the sides 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.
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.
Place the computer in “Battery Safe mode” (
).
3.
Disconnect all external devices connected to the computer.
4.
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.
5.
Remove the battery (
), and then remove the following components:
a.
Service doors (
b.
Hard drive (
)
c.
Keyboard (
)
d.
Top cover (
)
To remove the fan:
1.
Position the computer upright on a flat surface and open the display as far as possible.
2.
Disconnect the fan cable (1) from the system board.
62
Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Содержание ProBook 450 G5
Страница 1: ...HP ProBook 450 G5 Notebook PC Maintenance and Service Guide ...
Страница 4: ...iv Important Notice about Customer Self Repair Parts ...
Страница 6: ...vi Safety warning notice ...
Страница 10: ...x ...
Страница 32: ...Display components 22 Chapter 3 Illustrated parts catalog ...
Страница 118: ...WWAN module removal 41 spare part numbers 41 108 Index ...