Specifications

The Meaning of LED Indicators
196 SnapServer Administrator Guide
Snap Expansion S50 Enclosure, Disk Drive, APC Module, and Controller
Behavior
This section describes the LED indicators on the Snap Expansion S50 enclosure, disk
drives, and APC modules.
Enclosure LEDs
On the right front of the Snap Expansion S50 (as shown in the following illustration)
are four LEDs that indicate the status of the enclosure.
These LEDs operate as described in the following table:
Disk Drive LEDs
Each disk drive has three LEDs that indicate the status of the disk drive.
1
2
3
4
LED Condition Indication
1 On Enclosure power on.
2 On Fault on enclosure. When a failure occurs on a
controller or APC unit, the enclosure LEDs indicate an
enclosure fault.
3 Solid green Host Link. A solid green LED indicates communication
with the SnapServer.
4 Rapidly flashing green Unit ID. Identifies the expansion unit when you click the
expansion unit ID link in the Disks and Units screen.
1
2
3