Processor heat-sink assembly, Removing the processor heat-sink assembly – Dell OptiPlex 360 (Late 2008) User Manual
Page 85
Processor Heat-Sink Assembly
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Processor Heat-Sink Assembly
WARNING:
Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at
WARNING:
To guard against likelihood of electric shock, laceration by moving
fan blades or other unexpected injuries, always unplug your computer from the
electrical outlet before removing the cover.
Removing the Processor Heat-Sink Assembly
CAUTION:
Unless a new heat sink is required for the new processor, reuse the
original heat-sink assembly when you replace the processor.
1 Follow the procedure in "Before Working on Your Computer" on page 9.
2 Remove the computer cover (see "Removing the Mini Tower Computer
Cover" on page 19 or "Removing the Desktop Computer Cover" on
3 Disconnect the heat-sink assembly power cable from the system board.
4 Loosen the two captive screws securing the heat-sink assembly to the
system board.
WARNING:
Despite having a plastic shield, the heat-sink assembly may become
very hot during normal operation. Allow sufficient time for it to cool before you
touch it.
CAUTION:
A strong thermal solution bond may exist between the processor and
heat sink. Do not use excessive force to separate the heat-sink assembly from the
processor to avoid damaging the processor.
5 Rotate the heat-sink assembly outward on its hinges, away from the screw
holes, detach it from the hinges, and lift it out of the computer chassis.
6 Lay the heat-sink assembly down on its top, with the thermal grease facing
upward.