Figure 1-4. Removing The Memory Board - Dell PowerEdge 8450 Upgrade Manual

support.dell.com
memory-board cover
memory-board cover retention screws (4)

Figure 1-4. Removing the Memory Board

b. Rotate the two memory-board retention levers outward about 90 degrees to
release the memory board (see Figure 1-4). Supporting the board by its
edges, slide the memory board out from the system and place it
component-side up on an antistatic surface.
c. Repeat steps a and b if a second memory board is installed.
memory-board retention levers (2)
Microprocessor Board Upgrade Guide 1-7