HP ProBook 440 G1 Notebook PC Maintenance and Service Guide

c. Lift the fan/heat sink from the system board (6).
NOTE: For UMA models, thoroughly clean thermal material from the surfaces of the system
board component (1) and the heat sink (2) each time you remove the heat sink. All heat sink
and processor spare part kits include thermal material.
Reverse this procedure to install the fan/heat sink assembly.
76 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts