
Removing and replacing the midplane board
Removing the midplane board
1. Verify the failed component as described in “Verifying component failure” (page 82).
2. Power off the system as described in “Powering the system off and on” (page 76).
3. Remove the enclosure from the rack as described in “Removing the system enclosure from the
rack” (page 83).
4. Remove the top back panel by pressing the panel release button and lifting the latch to slide
the top back panel off.
5. Remove all modules from the back of the enclosure.
NOTE: Make a note of all module locations so they can be placed back into their original
locations.
6. Open the release handle (1, Figure 49 (page 86)), and pull up to remove the server interposer
board (2, Figure 49 (page 86)).
NOTE: This step may require significant force to accomplish.
Figure 49 Removing the server interposer board
7. Remove the plug bracket (2, Figure 50 (page 86)) from the coil power plug by removing the
thumbscrew (1).
Figure 50 Removing the plug bracket from the coil power plug
86 Removing and replacing hardware components
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