IBM Power Systems 9008-22L Manual page 26

Figure 9. Placing the tool at an angle on the top cover of the packaging
7. Release the system processor module by pushing the ring (B) downwards. Hold the ring (B) down
while pushing the blue tabs (C) inwards as shown in Figure 10 on page 11. Ensure that the ring
catches the openings on the blue tabs, and that the blue tabs are locked in a fixed position. To prevent
the system processor module from falling, pull up on the round lever before you place the tool on the
top cover of the system processor module packaging.
10
Power Systems: System processor modules for the 9008-22L, 9009-22A, or 9223-22H