IBM Power System 9040-MR9 Manual page 91

a. If not already removed, remove the shipping screws (A) as shown in the following figure by using a
Phillips screwdriver.
b. Release the side latches (B) by pressing them downward as shown in the following figure.
c. Pull out the system (C) as shown in the following figure. Ensure that any cables do not catch or
bind as you pull out the system.
Figure 78. Placing the system in service position
3. Replace the service access cover.
a) Lower the cover (A) onto the system unit. Ensure that the cover alignment pins (C) on each side of
the cover fit into the matching slots in the chassis.
b) Slide the cover (A) onto the system unit. Ensure that the tabs (D) tuck under the mesh along the
front opening of the chassis.
c) Close the release latches (B) by pushing it in the direction that is shown in the following figure.
System backplane for the 9040-MR9 77