Service Manual

Table Of Contents
Removing 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.
Prerequisites
1. Remove the
stability foot.
2. Remove both the left and right side-panels. See “Removing the Side Panel”.
Procedure
WARNING: Despite having a plastic shield, the processor liquid-cooling assembly may be very hot during normal
operation. Ensure that it had sufficient time to cool before you touch it.
CAUTION: To ensure maximum cooling for the processor, do not touch the heat transfer areas on the processor liquid-
cooling assembly. The oils in your skin can reduce the heat transfer capability of the thermal grease.
1. Lay the chassis on the right side.
2. Disconnect the processor liquid-cooling assembly pump-fan cable from the system board. For more information on the processor
liquid-cooling assembly pump-fan cable connector, see “System-Board Components”.
3. Disconnect the processor liquid-cooling assembly fan cable from the system board. For more information on the processor liquid-
cooling assembly fan cable connector, see “
System-Board Components”.
4. In sequential order as indicated on the processor cooling-assembly, loosen the captive screws that secure the processor liquid-
cooling assembly to the system board.
5. Remove the screws that secure the processor liquid-cooling assembly fan to the chassis.
1.
screws (4) 2. processor liquid-cooling assembly fan
3. processor liquid-cooling assembly pump 4. processor liquid-cooling assembly pump cable
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