Dell PowerEdge M820 (for PE VRTX) - Manual (Page 46)

Figure 18. Installing and removing a heat sink
1. screws (4) 2. heat sink
6. Use a clean, lint-free cloth to remove any thermal grease from the surface of the processor shield.
CAUTION: The processor is held in its socket under strong pressure. Be aware that the
release lever can spring up suddenly if not firmly grasped.
7. Position your thumb firmly over the socket-release lever near the label marked OPEN 1st and release
the lever from the locked position by pushing down and out from under the tab.
8. Similarly, release the socket-release lever near the label marked CLOSE 1st from the locked position.
Rotate the lever 90 degrees upward.
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