HP Compaq NX6330 Maintenance And Service Manual page 113

5. Loosen the four Torx8 T8M2.0×11.0 screws 1 and the
three Phillips PM2.0×8.0 screws 2 that secure the heat sink
to the computer.
6. Lift the right side of the heat sink to disengage it from the
processor and slide the heat sink 3 to the right to remove it.
✎
Due to the adhesive quality of the thermal paste located
between the heat sink and processor, it may be necessary to
move the heat sink from side to side to detach the heat sink
from the processor.
Removing the Heat Sink
Maintenance and Service Guide
Removal and Replacement Procedures
5–27