Service Manual

Replacing the Processor Cooling Assembly
NOTE: 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 dell.com/
regulatory_compliance.
Procedure
CAUTION: Incorrect alignment of the processor liquid-cooling assembly can damage the system board and processor.
1. Align the screw holes on the processor liquid-cooling assembly with the screw holes on the chassis.
2. Replace the screws that secure the processor liquid-cooling assembly to the chassis.
NOTE: The original thermal grease can be reused if the original processor and processor liquid-cooling are reinstalled
together. If either the processor or the processor liquid-cooling is replaced, use the thermal grease provided in the kit to
ensure that thermal conductivity is achieved.
3. Apply thermal grease between the processor liquid-cooling assembly and the processor.
4. In sequential order as indicated on the processor cooling-assembly, tighten the captive screws that secure the processor liquid-
cooling assembly to the system board.
5. Connect the processor liquid-cooling assembly fan and the processor liquid-cooling assembly pump-fan cable to the connectors
on the system board.
Post-requisites
1. Replace both the left and right side-panels. See “
Removing the Side Panels”.
2. Replace the stability foot.
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