Administrator's Guide

4. Replace the midplane board (Figure 83 (page 92)):
a. Pull out the captive locking pin as you lower the board into the enclosure (1).
b. Push the captive locking pin into the midplane board (2).
c. Tighten the two thumbscrews holding the midplane board in place (3).
Figure 83 Installing the midplane board
5. Plug the rear UID PCA into the midplane board.
6. Replace the midplane board as described in “Replacing the midplane board” (page 80).
Removing and replacing the server airflow baffle
Removing the server airflow baffle
1. Power off the system as described in “Powering the system off and on” (page 67).
2. Remove the enclosure from the rack as described in “Removing the system enclosure from the
rack” (page 75).
3. Remove the top back panel by pressing the release button and lifting the latch to slide the top
back panel off.
4. Remove the server blade airflow baffle from inside the enclosure (Figure 84 (page 92)).
Figure 84 Removing the server blade airflow baffle
92 Removing and replacing hardware components