VERITAS NetBackup 5230 Hardware Installation Manual page 53

Adding 3U16 storage shelves to an operational NetBackup 5230 Appliance
Locate the two, blue latches (A) that secure the back end of the air duct to
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the chassis. Push the latches in to release the air duct.
Lift the back edge of the air duct to disengage the two tabs from the fan
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bulkhead (B).
Installing the additional memory
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