Dell SC7020 Owner's Manual - Page 9

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Also for Dell SC7020: Getting Started Manual (15 pages), Owner's Manual (22 pages), Getting Started Manual (17 pages)

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Item
Control/Feature
4
I/O card slots
5
Serial port (micro USB)
6
MGMT port
7
USB port
8
Mini-SAS (ports 1 and 2)
9
Mezzanine card
Icon
Description
– Fast blinking amber (4x per second) – Power good and the pre-
operating system is booting
•
Blinking green
– Slow blinking green (2s on, 1s off) – Operating system is booting
– Blinking green (1s on, 1s off) – System is in safe mode
– Fast blinking green (4x per second) – Firmware is updating
•
Solid green – Running normal operation
Ports for an I/O card installed in riser 1 (slot 1) are numbered 1 to 4 from left to
—
right.
Ports for I/O cards installed in riser 2 (slots 2 and 3) are numbered 1 to 4 from
right to left.
Used under the supervision of Dell Technical Support to troubleshoot and
support systems.
—
Ethernet port used for storage system management and access to Storage
Manager.
Two LEDs with the port indicate link status (left LED) and activity status
(right LED):
•
Link and activity indicators are off – Not connected to the network
•
Link indicator is green – The NIC is connected to a valid network at its
maximum port speed.
•
Link indicator is amber – The NIC is connected to a valid network at less
than its maximum port speed.
•
Activity indicator is blinking green – Network data is being sent or
received.
One USB 2.0 connector that is used for SupportAssist diagnostic files when
the storage system is not connected to the Internet.
Back-end expansion ports 1 and 2. LEDs with the ports indicate connectivity
information between the storage controller and the expansion enclosure:
•
Steady green indicates the SAS connection is working properly.
•
Steady yellow indicates the SAS connection is not working properly.
The iSCSI ports on the mezzanine card are either 10 GbE SFP+ ports or 1
GbE/10 GbE RJ45 ports.
The LEDs on the iSCSI ports have the following meanings:
•
Off – No connectivity
•
Steady green, left LED – Link (full speed)
•
Steady amber, left LED – Link (degraded speed)
•
Blinking green, right LED – Activity
NOTE: The mezzanine card does not support DCB.
SC7020 Series Storage System Hardware
9