Heat Sink Assembly - HP ProBook 440 G5 Maintenance And Service Manual

Heat sink assembly

All heat sink assembly spare part kits include replacement thermal material.
Description
Heat sink for use in models with UMA graphics
Heat sink for use in models with discrete graphics
Before removing the 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. 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 following components:
a. Service doors
b. Hard drive
c. Keyboard
d. Top cover
e. Card reader board
f. Battery
g. System board
Remove the heat sink assembly:
1. Position the system board upside-down.
2. Discrete models: In the order indicated on the heat sink, loosen the 6 captive Phillips screws (1) that
secure the heat sink to the system board.
70 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
(Service doors on page
(Hard drive on page 41)
(Keyboard on page 44)
(Top cover on page 48)
(Card reader board on page
(Battery on page 64)
(System board on page
(Battery Safe mode on page
33).
59)
67)
Spare part number
L01085-001
L01086-001
32).