d.
Thoroughly clean thermal material from the surfaces of the system board components (1) (3) (5)
and the heat sink (2) (4) (6) each time you remove the heat sink. All heat sink and system board
spare part kits include thermal material.
2.
To remove the heat sink on models with UMA graphics memory:
a.
In the order indicated on the heat sink, loosen the four captive Phillips screws (1) that secure the
heat sink to the system board.
b.
Lift the tape that secures the heat sink to the fan (2).
c.
Remove the heat sink from the system board (3).
Component replacement procedures
49
Summary of Contents for ProBook 440 G7
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