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2
Unit Identification (UID)
Button/LED (front
panel)
UID (Unique Identity) button
Press the button one time to turn it ON; press it
again to turn it OFF.
UID (Unique Identity) LED
Blue
: the system has been identified.
Off: the system has not been identified.
3
Enclosure Access LED
(Indicate the host interface connectivity.)
Blue
flashes: the host interface activity is on-
going.
Off: no host interface activity.
4
Enclosure Status LED
(Indicate current health status of the system.)
Amber
: 1) The storage folder/pool has reached
its full capacity (100%). 2) The storage
folder/pool is going to be full (95%). 3) The
system fan is out of function. 4) A bad sector is
detected on the hard disk drive. 5) One of the
pool is in degraded read-only mode. 6) Hardware
self-test error. e.g. PSU failed, abnormal voltage,
the temperature is at critical high/low, any
cooling fan module failed or removed, any pool
failed.
Amber
flashes every 0.5 sec: firmware is
upgrading, or RAID rebuilding is in a process.
Off: the system is healthy.
5
SATA Solid State Drive
(SSD) System LED
Blue
: The SSD is attached.
Blue
flashes: The disk data is being accessed.
Amber
: A hard drive read/write error occurs.
Blue
a
nd
Amber
flashes alternatively: The hard
disk is being rebuilt or identify a specific disk
drive.
6
Disk Drive Power LED
Blue
: the disk drive is inserted and no data
access.
Blue
flashes: the disk data is being acces
sed.
Blue
flashes (interval of 0.5 sec): The hard disk is
rebuilding or identify a specific disk drive.
Off: no disk drive is inserted.
7
Disk Drive Status LED
Off: the disk drive is healthy.
Amber
: the disk drive is error.
