Fan/heat sink assembly
All fan/heat sink assembly spare part kits include replacement thermal material.
Description
Spare part number
Fan/heat sink assembly
721937-001
Before removing the fan/heat sink assembly, 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.
Service door (see
).
b.
Hard drive (see
)
c.
Optical drive (see
d.
WLAN/Bluetooth module (see
WLAN/Bluetooth combo card on page 43
)
e.
Keyboard (see
)
f.
Top cover (see
g.
System board (see
Remove the fan/heat sink assembly:
1.
Position the system board upside-down.
2.
To remove the fan/heat sink assembly, in the order indicated on the heat sink, loosen the 6
captive Phillips screws (1)-(6) that secure the heat sink to the system board.
3.
Disconnect the fan cable from the system board (7).
Component replacement procedures 67
Summary of Contents for ProBook 470 G1
Page 1: ...HP ProBook 470 G1 Notebook PC Maintenance and Service Guide ...
Page 4: ...iv Important Notice about Customer Self Repair Parts ...
Page 6: ...vi Safety warning notice ...
Page 12: ...xii ...
Page 17: ...Category Description Hard drive Memory module Optical drive WLAN module Keyboard 5 ...