LED Color/Status Description
ALM Red/Always on The system is sending alarm(s).
Green/Blinking The system is waiting.
Orange/Blinking The system is using a trial license.
Orange/Always on The trial license has expired and there is no
legitimate license installed in the system.
Off The system is running normally.
HA Green/Always on Not using HA, the device is the master device.
Green/Blinking Two devices are in an HA cluster. This device
is working as the master.
Orange/Blinking Two devices are in an HA cluster. This device
is working as the salve.
Red/Blinking HA function has failed.
Off High Availability is disabled.
SD Green/Always on SD card has been inserted and is in normal
status.
Green/Blinking SD card is transmitting data.
Red/Always on SD card has been inserted but cannot be read
or written.
Off SD card is not in the slot.
LNK Green/Always on The link between this port and its peer device
is in normal status.
Off The link between this port and its peer device
has failed.
16
Chapter 1 Product Profile
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