HP Pavilion TouchSmart 15 Maintenance And Service Manual page 99

5. Thoroughly clean the thermal connections (1) and (3) on the system board and the heat sink (2)
and (4) before replacing a heat sink onto a system board. Continue to step 8.
NOTE: The following illustration shows the replacement thermal material locations on a
computer model equipped with a graphics subsystem with discrete memory.
6. Following the 1, 2, 3, 4 sequence stamped into the fan/heat sink assembly, loosen the four
Phillips M2.0×10.0 captive screws (1) that secure the fan/heat sink assembly to the system
board.
Component replacement procedures
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