IBM Power Systems 9223-22S, Manual

Page: 74 / 150

Figure 58. System backplane screw locations
b) Using a Phillips screwdriver, unscrew and remove the two screws (B) that attach the backplane to
the power supply cage. See the following figure.
c) Using a Phillips screwdriver, unscrew and remove the six screws (C) that attach the backplane to
the sides of the system chassis. See the following figure.
d) After removing the screws, place your fingers in positions (A) and (B) and slide the system
backplane slightly toward the front of the system as shown in the following figure.
Note: Slide the system backplane carefully. There is just enough space for the power connectors
to clear the flange on the power supply cage (C).
Figure 59. Preparing the system backplane for removal
60 Power Systems: System backplane