Chapter 2: Basic Operations
DXi4700 Expansion Module
Quantum DXi4700 User’s Guide
45
Flashing green
When hot-adding a power supply, this indicates that the power supply is mismatched with
the other power supply. Replace the power supply that has the flashing indicator with a
power supply that matches the capacity of the other installed power supply.
All power supplies are hot swappable. When replacing power supplies, never remove more than one power
supply at a time from the system. Also, before you remove one power supply, make sure the other power
supply is operating correctly (indicator handle is green).
Figure 22:
DXi4700 Node - Power Supply LED
1 - Power supply status indicator and handle
DXi4700 Expansion Module
The DXi4700 Expansion modules (JBODs) are used to provide additional capacity (backup data storage)
for the DXi4700 system. Each Expansion module contains 12 hard drive carriers and provides 36 TB of
licensable storage.
Note:
Usable storage capacity can be upgraded at any time after purchase by adding a storage
capacity upgrade license to enable installed hardware capacity, or by adding additional hardware
capacity to the system. For information about upgrade options, see the
DXi4700 Capacity Upgrade
Guide
(6-68107), or contact your Quantum sales representative.
The DXi4700 Expansion modules have a series of LED indicators and buttons located on the front and back
of each component: