NOTE: The thermal material must be thoroughly cleaned 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, processor, and system board spare part kits.

The following illustration shows the replacement thermal material locations on a computer model equipped with a graphics subsystem with discrete memory.

Thermal paste is used on the processor (1) and the heat sink section (2) that services it

A thermal pad is used on the graphics subsystem chip (3) and the heat sink section (4) that services it

The following illustration shows the replacement thermal material locations on a computer model equipped with a graphics subsystem with UMA memory. Thermal paste is used on the processor (1) and the heat sink section (2) that services it.

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Chapter 4 Removal and replacement procedures

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HP 8470p C7M31UP 14.0 C7M31UP#ABA, 8470w C7A68UTABA, 14 C7A68UT#ABA manual