HP Spectre 15-ap000 Maintenance and Service Guide - Page 36

Heat sink

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Heat sink NOTE: The heat sink spare part kit includes replacement thermal material. Description Heat sink Spare part number 841238-001 Before removing the heat sink, 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 bottom cover (see Bottom cover on page 21). 5. Disconnect the battery (see Battery on page 22). 6. Remove the fan (see Fan on page 32). Remove the heat sink: 1. Remove the four Phillips PM2.0×3.0 screws (1) that secure the heat sink to the system board. NOTE: Due to the adhesive quality of the thermal material located between the heat sink and system board components, it may be necessary to move the heat sink from side to side to detach it. 2. Remove the heat sink (2) from the system board. NOTE: The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system board each time the heat sink is removed. Thermal paste is used on the heat sink (1) and on the processor (2). 30 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
Heat sink
841238-001
Before removing the heat sink, 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 bottom cover (see
Bottom cover
on page
21
).
5.
Disconnect the battery (see
Battery
on page
22
).
6.
Remove the fan (see
Fan
on page
32
).
Remove the heat sink:
1.
Remove the four Phillips PM2.0×3.0 screws
(1)
that secure the heat sink to the system board.
NOTE:
Due to the adhesive quality of the thermal material located between the heat sink and system
board components, it may be necessary to move the heat sink from side to side to detach it.
2.
Remove the heat sink
(2)
from the system board.
NOTE:
The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system
board each time the heat sink is removed. Thermal paste is used on the heat sink
(1)
and on the processor
(2)
.
30
Chapter 5
Removal and replacement procedures