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Chapter 10: Troubleshooting
LEDs & Buttons
Network Storage System (NSS) Administrator Guide
Chapter
10
•
Solid Green:
The disk drive is configured but is currently idle.
•
Flicker Green:
The disk drive is configured, active, and not rebuilding. Flickers off with
activity.
•
Blinking Green:
The disk drive is configured and a RAID array is currently rebuilding to the
disk drive.
•
Off:
The disk drive is not configured (not part of a RAID or JBOD array and not exported).
The various states of the red LED indicate whether the disk drive is in an error condition:
•
Solid Red:
The disk drive is in a failed state.
•
Blinking Red:
The disk drive is predicated to fail (via S.M.A.R.T.).
•
Off:
The drive is OK.
The various states of the white LED indicate whether there is a locate request currently on the disk
drive:
•
Blinking White:
There is a locate request currently on the disk drive (from the
Storage Status
(
see The Storage Status page is where you can view the current state of the disk drives,
arrays, and volumes currently installed or exported to the NSS. You can also view the
S.M.A.R.T. health report for each physical disk. To display the Storage Status page, from the
Manager Menu, click Storage ý Status. Status pages like the Storage Status page
automatically refresh on a regular interval and are very helpful for monitoring the progress of
certain processes such as checking the condition of a drive.
) page on the configuration
interface). Note: There can only be one locate request set for a disk drive at one time.
•
Off:
The disk drive is not marked by a locate request.
USB LED (Front Panel)
Solid Green:
The USB hard/flash drive is connected and is not safe to remove.
Blinking Green:
The USB hard/flash drive is connected and is being mounted or unmounted.
Off:
There is either no USB hard/flash drive connected to the NSS, or, if connected, the USB
hard/flash drive is safe to remove.
UPS LED (Back Panel)
Off:
There is either no UPS attached to the NSS or the UPS function has been disabled in the
System
Power
page (
see Configuring the System for UPS Support
) in the configuration interface.
On:
A UPS is attached to the NSS and the UPS function is enabled in the
System Power
page (
see
Configuring the System for UPS Support
) in the configuration interface.