Silicon Graphics InfiniteStorage 4000 Series System Upgrade Manual page 97

Chapter 2: Upgrading Trays in the Storage Array
Figure 61 Controller Air Blocker
10. Insert the controller air blocker into the open controller slot to make sure that the
correct airflow is maintained.
Figure 62 Inserting the Controller Air Blocker into the Open
Controller Slot
11. On the controller canister, press down on both of the top cover latch buttons, and
slide the top cover to the rear. Remove the top cover.
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