HP PAVILION Pavilion DV8300 Maintenance And Service Manual page 159

5. Slide the expansion port 2 bracket 1 away from the system
board.
6. Remove the fan/heat sink assembly 2.
✎
Due to the adhesive quality of the thermal paste located
between the fan/heat sink assembly and processor, it may be
necessary to move the fan/heat sink assembly from side to side
to detach the it from the processor.
Removing the Fan/Heat Sink Assembly
Maintenance and Service Guide
Removal and Replacement Procedures
5–67