Item Control/Feature Icon Description
iSCSI I/O card – Ports are numbered 1 to 4 from left to right
NOTE: The iSCSI I/O card supports Data Center Bridging (DCB), but
the mezzanine card does not support DCB.
• The LEDs on the iSCSI ports have the following meanings:
– O – No power
– Steady Amber – Link
– Blinking Green – Activity
SAS I/O card – Ports are numbered 1 to 4 from left to right
The SAS ports on SAS I/O cards do not have LEDs.
2 Identication LED Blinking blue continuously – A command was sent by Dell Storage Manager to
the storage system to make the LED blink so that users can identify the
storage system in the rack.
The identication LED blinks on the control panel of the chassis, which allows
users to nd the storage system when looking at the front of the rack.
The identication LEDs on the storage controllers also blink, which allows
users to nd the storage system when looking at the back of the rack.
3 Cache to Flash (C2F)
• O – Running normally
• Blinking green – Running on battery (shutting down)
4 Health status
• O – Unpowered
• Blinking amber
– Slow blinking amber (2s on, 1s o) – Controller hardware fault was
detected. Use Dell Storage Manager to view specic details about the
hardware fault.
– Fast blinking amber (4x per second) – Power good and the pre-
operating system is booting
• Blinking green
– Slow blinking green (2s on, 1s o) – Operating system is booting
– Blinking green (1s on, 1s o) – System is in safe mode
– Fast blinking green (4x per second) – Firmware is updating
• Solid green – Running normal operation
5 Serial port (micro USB) Used under the supervision of Dell Technical Support to troubleshoot and
support systems.
6 MGMT port — Ethernet port used for storage system management and access to Dell
Storage Manager.
Two LEDs with the port indicate link status (left LED) and activity status
(right LED):
• Link and activity indicators are o – 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.
7 USB port One USB 2.0 connector that is used for SupportAssist diagnostic les when
the storage system is not connected to the Internet.
SCv3000 and SCv3020 Storage System Hardware
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