IBM Power System 8247-42L Manual page 46

c. Replace the air duct by lining the slot in the bottom of the duct with the tab on the front inner
guide, then lower the duct into position, as shown in Figure 30.
Figure 30. Replacing the air duct
6. Remove the system processor socket cover from the replacement system backplane.
a. Grasp the socket cover tabs with the supplied cover removal tool (part number 00FX605).
Squeeze the removal tool handles. Then, lift the cover straight up, as shown in Figure 31 on page
29.
b. Repeat step 6 for the remaining system processor socket cover.
28
System backplane