8. Remove the PCIe adapter cassettes enough to prevent them from interfering with the removal of the
system backplane.
a) Squeeze the latch lever (A) and press down on the latch (B) in the direction shown.
This action pivots the cassette forward and releases the cassette from the slot.
Figure 3. Partially removing the PCIe adapter cassettes
b) After the PCIe adapter cassette unlatches, unplug but do not remove the cassette from its slot.
Pull the cassette out far enough approximately 2.5 cm (1 in) to prevent it from interfering with the
removal of the system backplane.
c) Repeat steps “8.a” on page 5 through “8.b” on page 5 to pull out the remaining PCIe adapter
cassettes.
9. Place your ngers on the indentations and pull the latches (B) located on both sides of the cover as
shown in the following gure.
Pull the cover (A) away from the system.
CAUTION:
The fans can pull in hair, jewelry, loose clothing, and so forth, and cause injury or
damage. Operate the system with the bezel installed. For service operations, if the front cover
must be removed with the system operating, ensure that all such loose material is secured
away from the fan area, to prevent any loose material from being pulled into the fan.
System backplane for the 9040-MR9 5
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