Dell EMC PowerEdge R940xa Handbuch Seite 5

Installing the processor and heat sink
module
1. Align the pin 1 indicator of the heat sink to the system board and then place
the processor and heat sink module (PHM) on the processor socket on the
system board.
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 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 mention 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 processor and heat sink module slips off the blue retention clips when the
screws are partially tightened, follow these steps to secure the PHM:
a. Loosen both the heat sink screws completely.
b. Lower the PHM on to the blue retention clips,
c. Secure the PHM to the system board, following the replacement
instructions listed in this step mentioned above.
NOTE: The processor and heat sink module retention screws should not be
tightened to more than 0.13 kgf-m (1.35 N.m or 12 in-lbf).
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