Table 11 Description of SAS port LEDs
IndicatesAppearanceLEDCallout
Off– SAS link is present or not, this LED does not remain litGreenDP-11
Flashing–Activity on port
Off–SAS link is present or not, this LED does not remain litGreenDP-22
Flashing–Activity on port
Interconnect Port LEDs
The controller node has two interconnect ports. Each interconnect port includes two LEDs.
Figure 21 Location Interconnect Port LEDs
Table 12 Description of Interconnect Port LEDs
IndicatesAppearanceLEDCallout
On – Link establishedGreenStatus1
Off – Link not yet established
On – Failed to establish link connectionAmberFault2
Off – No errors currently on link
Flashing – Cluster link cabling error, controller node in wrong slot,
or serial number mismatch between controller nodes.
Fibre Channel Adapter Port LEDs
The Fibre Channel adapter in the controller node includes Fibre Channel port LEDs:
24 Understanding LED Indicator Status