ARCTICROC 4T – 4Bay RAID System - User Manual
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LED INDICATORS
P
ow
er
H
D
D
4
H
D
D
3
H
D
D
2
H
D
D
1
R
A
ID
A
ler
t
Power LED x 1
Indicators
Color
Power on
Green
Power off
None
RAID Alert LED x 1
Indicators
Color
Healthy
None
Danger
Blink Red
Error
Red
Danger:
The RAID LED will blink if RAID status is in danger. For example, RAID 5 needs to have
a minimum of 3 disks. If one of the disks is not working properly or fails, the LED indicator will
blink and remind you to take actions (An action may include replacing a healthy HDD.)
Error:
The RAID Alert LED will be ON in RED if RAID status is in error. When the number of disk
set is not supported by a certain RAID Mode or the number of disks inserted is not the same as
HDD Switch setting, a RAID cannot be created successfully.
HDD LED x 8
There are 2 LEDs for each HDD slot. The left LED indicates “Connection” and the right one
indicates “Health/Access.”
The Connection LED is only one-color (white). When the HDD is connected, the white LED will
be ON. The Connection LED also indicates HDD power status and disk rebuild status. When the
target HDD is being rebuilt, the white LED will blink.
The Health/Access LED is dual-color (red/blue). The red color is for Health condition. The blue
color is for Access condition. When the HDD is not healthy, the red LED will be ON. When the
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