Compaq 325 and 326 Notebook PCs HP 425 and 625 Notebook PCs - Maintenance and Service Guide

Remove the heat sink on computers with discrete graphics subsystems:
1. Position the computer right-side up with the front facing you.
2. Following the numbered sequence stamped into the heat sink, loosen the captive screws (1) and
(2) around the processor.
3. Lift the heat sink (3) from the system board.
Following the numbered sequence stamped into the heat sink, reverse the above procedure to install
the heat sink.
Component replacement procedures 61