Acer R720 Series manual Color, Status, Description, indicator

12					1 System tour
Item	LED	Color	Status	Description
	indicator
D	Status/	Amber,	Non-	•	Non-critical temperature,
	fault	blinking	critical		voltage, or fan threshold
	indicator		condition		crossing.
	(cont.)			•	Chassis intrusion
				• Change in system memory
					configuration.
				•	Change in CPU
					configuration.
E	HDD	Green,		HDD is active.
	activity	blinking
	indicator
		Green, off		No HDD activity.
F	System ID	Blue, on		System identification is active.
	indicator
		Blue, off		System identification is
				disabled.
G	Hot-plug	Amber,		HDD is active.
	HDD	flashing
	activity
	indicator	Amber +		• HDD is powered on and
		Green,			rebuilding RAID.
		alternate		• HDD is powered on and is in
		flashing			a fault condition.
		Amber,		HDD is not powered on and is
		flashing		in a fault condition.
		Off		• No HDD is installed.
				• HDD is initiated but has no
					current activity.