Acer R920 Series manual LAN1

21

Item	LED	Color	LED	System		Description
	indicator		status	status
B	LAN1,	Green	On	•	LAN1	•	Network activity
	LAN2				active		in either LAN
	status						ports on the
							mainboard.
				•	LAN2	•	Network activity
					active		in either LAN
							ports on the
							optional I/O
							expansion
							module.
		Green	Blinking	Active		Network access
		—	Off	Idle		No activity
C	Status/	·—	Off	Not Ready		•	AC power off
	fault					•	POST error
		Green	On	Ready		System booted and
						ready.
		Green	Blinking	Degraded		• System is in a
							degraded state.
						•	Processor or DIMM
							disabled.
		Amber	On	Critical		•	System failure.
				condition		•	Critical power
							supply, blower,
							voltage, or
							temperature
							failure.
		Amber	Blinking	Non-		•	Redundant power
				critical			supply or blower
				condition			failure.
						•	Non-critical
							blower, voltage,

and temperature failure.