HP ENVY 13-ad000 Maintenance and Service Guide - Page 60

Heat sink, WLAN module see

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Heat sink NOTE: The heat sink spare part kit includes replacement thermal material. Description For use only on computer models equipped with a graphics subsystem with discrete memory For use only on computer models equipped with a graphics subsystem with UMA memory Spare part number 927920-001 927919-001 Before removing the heat sink, follow these steps: 1. Turn off 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 the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 3. Disconnect all external devices from the computer. 4. Remove the bottom cover (see Bottom cover on page 30), and then remove the following components: a. Battery (see Battery on page 33) b. Solid-state drive (see Solid-state drive on page 34) c. WLAN module (see WLAN module on page 35) d. Fans (see Fans on page 38) e. System board (see System board on page 47) Remove the heat sink: NOTE: Steps 1 and 2 apply to computer models equipped with a graphics subsystem with discrete memory. See Steps 3 through 6 for heat sink removal information for computer models equipped with a graphics subsystem with UMA memory. 1. Loosen the six Phillips PM2.0×6.2 captive screws (1) that secure the heat sink to the system board. 52 Chapter 5 Removal and replacement procedures

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Heat sink
NOTE:
The heat sink spare part kit includes replacement thermal material.
Description
Spare part number
For use only on computer models equipped with a graphics subsystem with discrete memory
927920-001
For use only on computer models equipped with a graphics subsystem with UMA memory
927919-001
Before removing the heat sink, follow these steps:
1.
Turn
off
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 the power from the computer by
first
unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the bottom cover (see
Bottom cover
on page
30
), and then remove the following components:
a.
Battery (see
Battery
on page
33
)
b.
Solid-state drive (see
Solid-state drive
on page
34
)
c.
WLAN module (see
WLAN module
on page
35
)
d.
Fans (see
Fans
on page
38
)
e.
System board (see
System board
on page
47
)
Remove the heat sink:
NOTE:
Steps 1 and 2 apply to computer models equipped with a graphics subsystem with discrete memory.
See Steps 3 through 6 for heat sink removal information for computer models equipped with a graphics
subsystem with UMA memory.
1.
Loosen the six Phillips PM2.0×6.2 captive screws
(1)
that secure the heat sink to the system board.
52
Chapter 5
Removal and replacement procedures