Dell PowerEdge MX840c EMC PowerEdge MX840c Installation and Service Manual - Page 95

Installing the processor and heat sink module, Installing the heat sink onto the processor

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Figure 60. Installing the heat sink onto the processor Next steps 1. Install the processor and heat sink module. 2. Follow the procedure listed in the After working inside your sled section. Installing the processor and heat sink module Prerequisites CAUTION: Never remove the heat sink from a processor unless you intend to replace the processor. The heat sink is necessary to maintain proper thermal conditions. 1. Follow the safety guidelines listed in the Safety instructions section. 2. Follow the procedure listed in the Before working inside your sled section. 3. If installed, remove the processor dust cover. Steps 1. Align the pin 1 indicator of the heat sink to the system board or PEM and then place the processor and heat sink module (PHM) on the processor socket. CAUTION: To avoid damaging the fins on the heat sink, do not press down on the heat sink fins. NOTE: Ensure that the PHM is held parallel to the system board or PEM to prevent damaging the components. 2. Push the blue retention clips inward to allow the heat sink to drop into place. 3. Using the Torx #T30 screwdriver, tighten the screws on the heat sink in the order below: a. Partially tighten the first screw (approximately 3 turns). b. Tighten the second screw completely. c. Return to the first screw and tighten it completely. If the PHM slips off the blue retention clips when the screws are partially tightened, follow these steps to secure the PHM: Installing and removing sled components 95

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Figure 60. Installing the heat sink onto the processor
Next steps
1.
Install the processor and heat sink module
.
2.
Follow the procedure listed in the
After working inside your sled
section.
Installing the processor and heat sink module
Prerequisites
CAUTION:
Never remove the heat sink from a processor unless you intend to replace the processor. The heat
sink is necessary to maintain proper thermal conditions.
1.
Follow the safety guidelines listed in the
Safety instructions
section.
2.
Follow the procedure listed in the
Before working inside your sled
section.
3.
If installed, remove the processor dust cover.
Steps
1.
Align the pin 1 indicator of the heat sink to the system board or PEM and then place the processor and heat sink module
(PHM) on the processor socket.
CAUTION:
To avoid damaging the fins on the heat sink, do not press down on the heat sink fins.
NOTE:
Ensure that the PHM is held parallel to the system board or PEM to prevent damaging the components.
2.
Push the blue retention clips inward to allow the heat sink to drop into place.
3.
Using the Torx #T30 screwdriver, tighten the screws on the heat sink in the order below:
a.
Partially tighten the first screw (approximately 3 turns).
b.
Tighten the second screw completely.
c.
Return to the first screw and tighten it completely.
If the PHM slips off the blue retention clips when the screws are partially tightened, follow these steps to secure the PHM:
Installing and removing sled components
95