Dell XPS 8930, Service Manual

Page: 93 / 142

Removing the processor fan and
heat-sink assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before
working inside your computer . After working inside your computer, follow
the instructions in After working inside your computer . For more safety best
practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance .
WARNING: The heat sink may become hot during normal operation. Allow
sufficient time for the heat sink to cool before you touch it.
CAUTION: For maximum cooling of the processor, do not touch the heat
transfer areas on the heat sink. The oils in your skin can reduce the heat
transfer capability of the thermal grease.
Prerequisites
1 Remove the right-side cover .
2 Follow the procedure from step 1 to step 2 in “ Removing the power-supply unit ”.
Procedure
1 Disconnect the processor-fan cable from the system board.
For more information, see “
System-board components ”.
2 In a non-adjacent sequence as indicated in the figure below, loosen the captive
screws that secure the processor fan and heat-sink assembly to the system
board.
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