LED Status Indicators

Table 1. LED Status Indicators

LED	State	Description
P1	On Green	P1 power line has power
	Off	P1 power line disconnect or does not have supply power
P2	On Green	P2 power line has power
	Off	P2 power line disconnect or does not have supply power
Alarm	On Red	Alarm event occurs
	Off	No alarm
Copper ports Link/Act	On Green	Ethernet link up but no traffic is detected
	Flashing Green	Ethernet link up and there is traffic detected
	Off	Ethernet link down
Copper ports Speed	On Amber	A 100 Mbps or a 1000 Mbps connection is detected
	Off	No link or a 10 Mbps connection is detected
SFP port Link/Act	On Green	Ethernet link up
	Off	Ethernet link down
SFP port Speed	On Amber	SFP port speed 1000 Mbps connection is detected.
	Off	No link or a SFP port speed 100Mbps connection is detected
RR (Redundant Role)	On	Redundant Master (Ring Master, Ring Coupling Backup, Dual Homing, Chain Head, Balancing Chain Central Block ) is enabled in the system.
	Off	No Redundant Master is enabled in the system.
RS (Redundant Status)	On	If any Ring port links are down, the RS LED will be ON. If the device has any of Redundant Master (Ring Master, Ring Coupling Backup, Dual Homing, Chain Head, Balancing Chain Central Block ) and detects a Ring/Coupling/Dual Homing/Chain/Balancing Chain failure (any node is link down), and then RS LED will be ON.
	Off	All of the Ring ports are link up or Ring/Coupling/Dual Homing/Chain/Balancing Chain is healthy.