Installing The Storage Shelf Rails - VERITAS NetBackup 5240 Hardware Installation Manual

88 Adding one or more storage shelves to an operating 4TB appliance that does not have any storage shelves

Installing the storage shelf rails

Installing the storage shelf rails
3
Fold the template along the yellow dotted lines to match the rack holes exactly.
4
Record the rack positions to help you locate them easily when mounting the
hardware.
5
Next, assess the SAS cables to be sure that you have the correct lengths for
your installation.
The following procedure provides information to help you verify that you have the
correct lengths of SAS cable.
To determine SAS cable requirements
1
Note that each rack unit (RU) is 44.50 mm (1.752 inches) in height. The
NetBackup 5240 Appliance and the NetBackup 5240 Storage Shelf are both
2RU high.
2
SAS cables are 1 meter (3.28 feet) or 3 meter (9.84 feet) long. The 1-meter
cable is long enough to connect an appliance to the fourth storage shelf,
assuming that the recommended configuration is used.
Verify that your cables are long enough to connect all of the devices.
3
Order the 3m cable if the 1m cable is not long enough.
Best practices recommend that the storage shelves are installed lower in the rack
than the appliance.