Green LED
Amber LED
Description
Flicker
On
Link at low speed with activity
Flash
Flash (opposite green LED)
Location requested
External SAS LED status
Table 8: External SAS LED statuses
Green LED
Amber LED
Description
Off
Off
Fault or no power
On
Off
Link at high speed, no activity
Flicker
Off
Link at high speed with activity
Off
On
No link or no cable connected
On
On
Link at low speed, no activity
Flicker
On
Link at low speed, with activity
Flash
Flash (opposite of the green LED)
Location requested
Data port (SAS connected JBODs) LED status
Table 9: Data port SAS LED statuses
Green LED
Amber LED
Description
Off
Off
Fault or no power
On
Off
Link at high speed, no activity
Flicker
Off
Link at high speed with activity
Off
On
No link or no cable connected
On
On
Link at low speed, no activity
Drive enclosure I/O module status LEDs
The following LEDs and indicators are used to verify drive enclosure I/O module operation.
External SAS LED status
19