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Processor Liquid-Cooling Assembly 71
14
Processor Liquid-Cooling Assembly
WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 13. For additional safety best practices information, see the Regulatory
Compliance Homepage at dell.com/regulatory_compliance.
Prerequisites
1
Remove the left side-panel. See "Removing the Left Side-Panel" on
page 25.
2
Open the PCI shroud. See "Opening the PCI Shroud" on page 45.
Removing the Processor Liquid-Cooling
Assembly
WARNING: Despite having a plastic shield, the processor liquid-cooling
assembly may be very hot during normal operation. Ensure that it has 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
Press the tab on the CPU pump cable and disconnect the cable from the
top lighting-board.
2
Disconnect the system fan cable from the top lighting-board.
3
Loosen the captive screws that secure the processor liquid-cooling
assembly to the system board.
4
Remove the screws that secure the processor liquid-cooling assembly to
the chassis.
5
Slide and lift the processor liquid-cooling assembly out of the chassis.
book.book Page 71 Wednesday, May 16, 2012 2:37 PM