HP Pro c645 Chromebook Maintenance And Service Manual page 39

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1.
Prepare the computer for disassembly
2.
Remove the bottom cover
3.
Remove the battery (see
Remove the heat sink:
1.
In the order indicated on the heat sink, remove the four Phillips M2.0 × 2.0 screws (1), and then remove
the heat sink from the computer (2).
2.
Thoroughly clean the thermal material from the surfaces of the heat sink and the system board
components each time the heat sink is removed. Replacement thermal material is included with the heat
sink and system board spare part kits. The following illustration shows the replacement thermal
material locations.
Thermal paste is used on the heat sink (1) and on the system board (2).
Reverse this procedure to install the heat sink.
(Preparation for disassembly on page
(Bottom cover on page
Battery on page
24).
23).
Component replacement procedures
23).
31

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