HP Compaq Presario,Presario CQ62-220 Maintenance And Service Manual page 93

NOTE: Thermal pads and thermal paste are included with all fan/heat sink assembly, system board,
and processor spare part kits.
The following illustration shows the locations for thermal material on systems with UMA graphics
subsystems.
The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1)
and (3), and the processor component (2), each time the fan/heat sink assembly is removed. Thermal
pads and thermal paste must be installed on all surfaces before the fan/heat sink assembly is
reinstalled.
The following illustration shows the locations for thermal material on systems with discrete graphics
subsystems.
Component replacement procedures 85