Western Digital Ultrastar Data60 - Page 22

User Guide
1. Overview
1.11 LEDs
Figure 7: Rear LEDs Location
Table 9: Rear LEDs Identification
Number LED Name Color Behavior
1 SAS Link Status Green Solid – SAS cable connected
Off – SAS cable not connected
2 SAS Fault
Status
Amber Blink @ 1 Hz (50% duty cycle) – SAS connection fault
Off – No SAS connection fault
Note: LEDs have a 50% duty cycle (On for 2
seconds, off for less than a second).
3 Identification Blue Blink @ 1 Hz (50% duty cycle) – Blinks only when Identification
has been activated. Will blink when any component is
identified.
4 Fault Amber Blink @ 1 Hz (50% duty cycle) – Enclosure has a fault
Off – Enclosure has no fault
Note: LEDs have a 50% duty cycle (On for 2
seconds, off for less than a second).
5 Power Green Solid – Powered On
10