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The 8-bay Rackmount NAS features three sets of LEDs that provide information on the system's status. Review the illustrations below for the LED locations on the chassis.
1. Identification LED and LED button
1. Disk LEDs
The list of colors below will help you identify the general status of your NAS:
|Blinking blue||Startup; shutdown; activity|
|Blinking red and blue||RAID synchronization; software update|
|Solid purple||Updating hardware|
|Blinking purple||Communication has been lost|
The status and disk LEDs work together to provide up-to-date details on your NAS's health.
|Status LED Behavior||Disk LEDs Behavior||State|
||Blinking blue for working disks
(until they are fully initialized)
|Occurs as the device is booting and will cease once the
drives are fully initialized.
||Blinking blue for working disks||Drives working (read/write)
|Blinking blue/red||RAID synchronizing and will cease once the operation is
|Blinking blue for working disks||NAS OS update in progress.|
|Blinking red||Solid red for non-functional
|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.
||Blinking blue for working disks||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
|RAID has failed and all data has been lost.|
|Off on disks
||A disk has not been plugged into the slot's SATA
connection or it is not receiving power.
||Solid blue||Updating hardware|
|Blinking purple||Solid blue||Communication has been lost. See Hardware Maintenance.|
|Solid blue||The Ethernet port is connected to the network.|
|Blinking blue||Activity on the Ethernet port.|
|Off||The Ethernet port is not connected to the network.|
An identification button has been pushed (front, rear, or NAS OS). A corresponding LED on the rear of the NAS will also blink amber to identify the unit in the rack.
|Off||The identification feature is off.|
|Solid amber||The mute button has been pushed to turn off an audible alert or, to stop the unit from sounding an audible alert.|
|Off||The mute feature is off.|