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-3 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-3 cable.
To determine SAS-3 cable requirements
1
Note that each rack unit (RU) is 44.50 mm (1.752 inches) in height. The 5250
Appliance and the 5250 Storage Shelf are both 2RU high.
2
Each SAS-3 cable is 1 meter (3.28 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.
Longer SAS-3 cables are supported with the 2U12 Storage Shelf if needed for
the configuration and are provided by the customer.
Storage shelf rack requirements
For best ventilation, the rack cabinet:
■
Should be at least 100 cm (4 feet) from walls.
25
Preinstallation requirements
Storage shelf rack requirements
Содержание 5250
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