IBM 9009-41A Manual page 45

Figure 28. Replacing the air baffle in a stand-alone system
Preparing the 9009-41A, 9009-41G, 9009-42A, 9009-42G, or 9223-42H system for
operation after removing and replacing the base function disk drive backplane
To prepare the system for operation after removing and replacing the base function disk drive backplane,
complete the steps in this procedure.
Procedure
1. Replace the service access cover.
For a rack-mounted system, complete the following steps. Refer to Figure 29 on page 32.
a. Slide the cover (A) onto the system unit.
b. Close the release latch (B) by pushing it in the direction shown.
Drive backplanes for the 9009-41A, 9009-41G, 9009-42A, 9009-42G, or 9223-42H 31