4. If you disabled automatic drive assignment as part of the preparation for this procedure, you need to
manually assign drive ownership and then re enable automatic drive assignment, if needed.
Otherwise, you are done with this procedure.
Complete the hot-add
Cable a hot-add shelf for an AFF A320HA pair
You cable a second NS224 drive shelf to an existing HA pair when additional storage is
needed.
Before you begin
• You must have met the system requirements.
Requirements for a hot-add
• You must have completed the applicable preparation procedures.
Prepare for a hot-add
• You must have installed the shelves, powered them on, and set the shelf IDs.
Install a drive shelf for a hot-add
About this task
This procedure assumes that your AFF A320HA pair has an existing NS224 shelf and that you are hot-adding
a second shelf.
Steps
1. Cable the shelf to the controller modules.
a. Cable NSM A port e0a to controller A port e0e.
b. Cable NSM A port e0b to controller B port e0b.
c. Cable NSM B port e0a to controller B port e0e.
d.
Cable NSM B port e0b to controller A port e0b.
The following illustration shows cabling for the hot-added shelf (shelf 2):
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