HP Pavilion 14-ab000 ab000 through 14 - ab099 Maintenance and Service Guide - Page 56

Heat sink (with discrete memory), IMPORTANT, CAUTION

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Heat sink (with discrete memory) NOTE: The heat sink spare part kit includes replacement thermal material. Description For use only on computer models equipped with an Intel Core processor and a graphics subsystem with discrete memory Spare part number 806827-001 IMPORTANT: Make special note of each screw and screw lock size and location during removal and replacement. Before removing the heat sink, follow these steps: 1. Shut down the computer. 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 Battery on page 29), and then remove the following components: a. Optical drive (see Optical drive on page 30). b. Base enclosure (see Base enclosure on page 33). Remove the heat sink: 1. Loosen four Phillips PM2.0×4.0 captive screws (1) that secure the heat sink to the system board. CAUTION: Screws should be loosened in the order embossed on the heat sink plate. Failing to remove the screws in this order could damage the computer's processor. 2. Lift heat sink away from system board (2). NOTE: Due to the adhesive quality of the thermal material located between the heat sink and the system board components, it may be necessary to move the heat sink from side to side to detach it. 46 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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Heat sink (with discrete memory)
NOTE:
The heat sink spare part kit includes replacement thermal material.
Description
Spare part number
For use only on computer models equipped with an Intel Core processor and a graphics subsystem with
discrete memory
806827-001
IMPORTANT:
Make special note of each screw and screw lock size and location during removal
and replacement.
Before removing the heat sink, follow these steps:
1.
Shut down the computer.
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
Battery
on page
29
), and then remove the following components:
a.
Optical drive (see
Optical drive
on page
30
).
b.
Base enclosure (see
Base enclosure
on page
33
).
Remove the heat sink:
1.
Loosen four Phillips PM2.0×4.0 captive screws
(1)
that secure the heat sink to the system board.
CAUTION:
Screws should be loosened in the order embossed on the heat sink plate. Failing to remove
the screws in this order could damage the computer’s processor.
2.
Lift heat sink away from system board
(2)
.
NOTE:
Due to the adhesive quality of the thermal material located between the heat sink and the
system board components, it may be necessary to move the heat sink from side to side to detach it.
46
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts