Oyen Digital DATATALE RC-M4QJ 4-BAY RAID - Manual (Page 54)

54
HDD LED x 8
There are 2 LEDs for each HDD slot. The left LED indicates
“Connection/Access” and the right one indicates “Health”.
The Connection/Access LED is only one-color (white). When the hard drive is
connected, the white LED will be on. When hard drive is healthy and not being
accessed, white LED color will be on. When the hard drive is being accessed,
the white LED will flash.
The Health LED is only one color (red). The red color is for Health condition of
the hard drive. When the hard drive is not healthy, the red LED will be on.
HDD (1, 2, 3, 4)
Indicator Left
(Connection/Access)
Right
(Health)
RAID mode
Disk Not Detected None None All modes
Disk Detected White None All modes
Disk Not Healthy White Red All modes
Data Access Flash White None All modes
Source
Disk
Flash White None
Target
Disk
Flash White
Blink
Red
Disk
Rebuild
RAID
Alert
Blink Red
RAID 1,
RAID 5,
RAID 1+0,
Clone
The difference between a flashing LED and a blinking LED is that flashing
refers to the read/write activity and blinking refers to slow but regular pulses.