Dell PowerEdge R7515 MY077 - Page 68

Figure 64. Applying thermal grease on the processor
3. Align the screws on the heat sink with the standoff screws on the system board.
4. Using a Torx #T20 screwdriver, tighten the captive screws in the order mentioned below:
NOTE: The captive screw numbers are marked on the heat sink.
a. Partially tighten the captive screws 1 and 2 (approximately 3 turns).
b. Partially tighten the captive screws 3 and 4 (approximately 3 turns).
c. Tighten the captive screws 1 and 2 completely.
d. Tighten the captive screws 3 and 4 completely.
Figure 65. Installing the heat sink
5. Return to the first screw to tighten it.
68
Installing and removing system components