Dell PowerEdge T430 Owner's Manual page 114

Figure 47. Processor shield
1. close first socket release lever
3. processor
5. unlock icon
2. To remove the processor:
a. Release the open first socket-lever near the unlock icon
from under the tab.
b. Similarly, release the close first socket-release lever near the lock icon
down and out from under the tab. Rotate the lever 90 degrees upward.
c. Lower the open first socket-release lever to lift the processor shield.
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2. lock icon
4. open first socket release lever
by pushing the lever down and out
by pushing the lever