Removing The Cooling Shroud - Dell Precision R5400 Service Manual

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Cooling Shroud
Dell Precision™ R5400 Service Manual
Removing the Cooling Shroud
Replacing the Cooling Shroud
CAUTION: Only trained service technicians are authorized to remove the computer cover and access any of the components inside the computer.
Before working inside the computer, read the safety information that shipped with the computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION: The DIMMs are hot to the touch for some time after the computer has been powered down. Allow the DIMMs to cool before handling
them.
NOTICE: Never operate your computer with the memory cooling shroud removed. Overheating of the computer can develop quickly, resulting in a
shutdown of the computer and the loss of data.
The cooling shroud produces and directs airflow over the memory modules (DIMMs).
Removing the Cooling Shroud
1. Perform the steps in Before Working on Your
2. Remove the mid-support brace (see
3. Remove the center expansion-card cage (see
4. Lift the shroud upward and out of the chassis.
1 fans (4)
3 cooling shroud
5 fan bracket (removable)
Replacing the Cooling Shroud
1. Align the shroud above the computer so that, when installed, the hooks will hang over the fan bracket.
NOTE: The fans are labeled 1, 2, 3, and 4.
2. Lower the shroud straight down into the computer, with one hook centered between fan 1 and fan 2, and the other hook centered between fan 3 and
fan 4.
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Computer.
Removing the Mid-Support Brace).
Removing an Expansion- Card
2 shroud hooks (2)
4 fan bracket (unremovable)
Cage).