Fujitsu ETERNUS AX Series Installation And Cabling Manual page 19

• If ETERNUS AX/HX Series is running (controllers are available to serve data), and all disk drives in the
shelf are unowned, spares, or part of offlined aggregate(s), wait at least 70 seconds.
This time allows ETERNUS AX/HX Series to properly delete the old shelf address and update the copy of
the new shelf address.
9. Replace the left end cap.
10.Repeat steps
1 on page 18 through
11.Verify that your system does not have duplicate shelf IDs.
When two or more disk shelves have the same ID, the system assigns the duplicate disk shelf a soft ID
number equal to or greater than 100. You must change the soft ID (duplicate) number.
a) Run Active IQ Config Advisor to check for duplicate shelf ID alerts or run the storage shelf show
-fields shelf-id command to see a list of shelf IDs already in use including any duplicate IDs.
b) If your system has any duplicate shelf IDs, change the duplicate shelf IDs by repeating this procedure.
9 on page 19 for each additional disk shelf.
| Changing the disk shelf ID |
19