The 8-Bay Rackmount NAS device has several different LED groups.
Following are tables explaining the various behaviors of these LEDs:
| 1 - Status LED |
2 - Ethernet LED |
| Color |
State |
| Solid blue |
Ready |
| Blinking blue |
Startup; shutdown; activity |
| Blinking red and blue |
RAID synchronization; software update |
| Blinking red |
Warning |
| Solid red |
Error |
| Solid purple |
Updating hardware |
| Blinking purple |
Communication has been lost |
|
| Color |
State |
| Solid blue |
The respective Ethernet port is connected
to the Internet. |
| Blinking blue |
Activity on the respective Ethernet port. |
| Off |
The respective Ethernet port is
not connected to the network. |
|
| 3 - Disk LEDs |
| Status LED |
Disk LEDs |
State |
| Blinking blue |
Blinking blue for working disk(s) (until they are fully initialized) |
Occurs as the device is booting and will cease once the drives are fully initialized. |
| Solid blue |
Blinking blue for working disk(s) |
Drive(s) working (ie, reading and/or writing) |
| Blinking blue/red |
Blinking blue/red |
RAID synchronizing and will cease once the operation is finished. |
| Blinking blue for working disk(s) |
NAS OS update in progress. |
| Blinking red |
Solid red for non-functional disks |
RAID is degraded. Data remains intact but the array is no longer protected should another disk fail. |
| Blinking blue LED for all disks |
Temperature alert (first-level warning) |
| Fans are not spinning |
| A power supply has been cut but power is provided by the second power supply and/or the UPS. |
| Solid red |
Blinking blue for working disk(s) |
Temperature alert (critical level). The product will shut off due to the high temperature. |
| The power supplies are not providing power and, if applicable, the UPS has run out of reserve power. The product will shut off. |
| Solid red for non-functional disk(s) |
RAID has failed and all data has been lost. |
| Not illuminated on disk slots inside the chassis |
A disk has not been firmly plugged into the slot's SATA connection or the disk is not receiving power. |
| Solid purple |
Solid blue |
Updating hardware |
| Blinking purple |
Solid blue |
Communication has been lost. |
| 4 - Identification LED |
5 - Mute LED |
| Color |
State |
| Blinking amber |
An Identification button has been pushed (front, rear, or NAS OS).
A corresponding LED in the rear of the NAS will blink to identify
the unit in a rack. |
| Off |
The Identification feature is off. |
|
| Color |
State |
| Solid amber |
The Mute button has been pushed to turn off an audible alarm or to stop the unit from sounding an audible alert. |
| Off |
The Mute feature is off.
Alert sounds are permitted. |
|
