Manual

InterpretationFault/UID LED (amber/blue)Online/activity LED (green)
A predictive failure alert has been
received for this drive. Replace the
drive as soon as possible.
Amber, flashing regularly (1 Hz)Off
The drive is offline, a spare, or not
configured as part of an array.
OffOff
NOTE:
Predictive failure alerts are generated by system management software and occur only when the
enclosure is connected to a Smart Array controller. The Network Storage System controller is a Smart
Array controller.
Power supply LEDs
This enclosure supports hot-plug redundant power supply in a 1+1 configuration. This means that the
enclosure requires one power supply to operate and the second power supply performs a redundant
function.
StatusDescriptionItem
Solid green—Power is present and the power supply is functioning properly
Blinking amber—Power supply fault condition exists, replace power supply
Power supply
status LED
1
X9720 Network Storage System Controller User Guide 17