One Dual-Controller Ds3300 And Three Storage Expansion Enclosures; Adding A Storage Expansion Enclosure To A Dual-Controller Configuration That Is Running; One Dual-Controller Ds3300 And Three Storage Expansion Enclosure - IBM System Storage DS3300 Installation, User's, And Maintenance Manual

One dual-controller DS3300 and three storage expansion
enclosures
To cable one dual-controller DS3300 and three storage expansion enclosures,
connect them as shown in Figure 19.
EXP3000
Figure 19. One dual-controller DS3300 and three storage expansion enclosure
Adding a storage expansion enclosure to a dual-controller
configuration that is running
The following procedures provide instructions for adding storage expansion
enclosures to a dual-controller DS3300 storage subsystem that is running.
Note: Make sure that each storage expansion enclosure has two ESMs before you
To add a storage expansion enclosure to a dual-controller DS3300 storage
subsystem that is running, complete the following steps:
30
System Storage DS3300 Storage Subsystem: Installation, User's, and Maintenance Guide
DS3300
RAID controller A
SAS cable
SAS cable
EXP3000
SAS cable
EXP3000
connect it to a dual-controller DS3300 storage subsystem. The second ESM
must be purchased separately. Contact your IBM marketing representative or
authorized reseller for more information about purchasing a second ESM.
For more information about installing a second ESM, see the Installation
Guide that comes with the storage expansion enclosure.
1. Make sure that the DS3300 storage subsystem status is Optimal in the
Storage Manager software.
2. Use the storage expansion enclosure Rack Installation Instructions document
to install the new storage expansion enclosure in the rack.
3. Connect the power cables to the new storage expansion enclosure.
RAID controller B
To DS3300 RAID
controller A
SAS cable
SAS cable
SAS cable
To DS3300 RAID controller B