HP ENVY m6-n113dx HP ENVY m6 Notebook PC HP ENVY Notebook PC Maintenance and S - Page 74

Heat sink, System board see

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Heat sink NOTE: The heat sink spare part kit includes replacement thermal material. Description Spare part number For use only with system boards with spare part numbers 760043-501, 760043-001, 782279-501 and 782279-001. 764034-001 For use only with system boards with spare part numbers 760042-501 and 760042-001. 720539-001 For use only on computer models equipped with an Intel processor and a graphics subsystem with 765737-001 discrete memory For use only on computer models equipped with an Intel processor and a graphics subsystem with 720541-001 UMA memory 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 unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the battery (see Battery on page 38), and then remove the following components: a. Service cover (see WLAN module on page 39) b. Hard drive (see Hard drive on page 42) c. Base enclosure (see Base enclosure on page 49) d. Display assembly (see Display assembly on page 52) e. Fan (see Fan on page 60) f. System board (see System board on page 61) Remove the heat sink: 1. Turn the system board upside down, with the front toward you. 2. Following the 1 through 4 sequence stamped into the heat sink, loosen the four Phillips PM2.0×11.0 captive screws (1) that secure the heat sink to the system board. 66 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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Heat sink
NOTE:
The heat sink spare part kit includes replacement thermal material.
Description
Spare part number
For use only with system boards with spare part numbers 760043-501, 760043-001,
782279-501 and 782279-001.
764034-001
For use only with system boards with spare part numbers 760042-501 and 760042-001.
720539-001
For use only on computer models equipped with an Intel processor and a graphics subsystem with
discrete memory
765737-001
For use only on computer models equipped with an Intel processor and a graphics subsystem with
UMA memory
720541-001
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 unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery
on page
38
), and then remove the following components:
a.
Service cover (see
WLAN module
on page
39
)
b.
Hard drive (see
Hard drive
on page
42
)
c.
Base enclosure (see
Base enclosure
on page
49
)
d.
Display assembly (see
Display assembly
on page
52
)
e.
Fan (see
Fan
on page
60
)
f.
System board (see
System board
on page
61
)
Remove the heat sink:
1.
Turn the system board upside down, with the front toward you.
2.
Following the 1 through 4 sequence stamped into the heat sink, loosen the four Phillips
PM2.0×11.0 captive screws
(1)
that secure the heat sink to the system board.
66
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts