Front LED
Rear LED Color
Color
Activity LED for working disk(s)
Blinking blue
(until they are fully initialized)
Activity LED for working disk(s)
Solid blue
Blinking blue/red
Blinking
blue/red
Activity LED for working disk(s)
Solid red for non-functional disk(s)
Blinking red
Activity LED for all disks
Activity LED for working disk(s)
Solid red
Solid red for non-functional disk(s)
Off in disconnected disk(s)
LaCie 2big NAS | LaCie 5big NAS Pro User Manual
State
Occurs as the device is booting; will cease once the
drives are fully initialized
Device is functioning properly and the drives are
working (read/write)
RAID synchronizing; will cease once operation has
concluded
Operating system update in progress
RAID is degraded; data is intact but the array is no
longer protected should another disk fail
Temperature alert
Fan is not spinning
The NAS is receiving its power via a connected UPS
Temperature alert (critical level) – the product will shut
off
Power supply has been cut and the UPS has run out of
reserve power – the product will shut off
RAID has failed and data has been lost
Disk(s) is/are disconnected
8