HP 6520s HP Compaq 6520s Notebook PC - Maintenance and Service Guide - Page 81

material is included with all heat sink, system board, and processor spare part kits.

Page 81 highlights

5. Remove the heat sink (2). NOTE: The thermal material must be thoroughly cleaned from the surfaces of the heat sink (1) and (2), and the system board (3) and (4) each time the heat sink is removed. Replacement thermal material is included with all heat sink, system board, and processor spare part kits. Reverse this procedure to install the heat sink. Component replacement procedures 73

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5
.
Remove the heat sink
(2)
.
NOTE:
The thermal material must be thoroughly cleaned from the surfaces of the heat sink
(1)
and
(2)
, and the system board
(3)
and
(4)
each time the heat sink is removed. Replacement thermal
material is included with all heat sink, system board, and processor spare part kits.
Reverse this procedure to install the heat sink.
Component replacement procedures
73