SMC Networks SMC8848M manual Description of Hardware

		DESCRIPTION OF HARDWARE
	Table 1-2 System Status LEDs (Continued)
LED	Condition	Status
Stack	Green	Switch is the Master unit of the stack. State
Master		may include topology discovery, IP
		assignment, or normal operations.
	Flashing Green	Switch is the Master unit of the stack, system
		is initializing.
	Amber	Switch is operating as a Slave unit in the stack.
	Flashing Amber	System in Master arbitration/election state.
	Off	System in standalone mode.
Stack	Green	Uplink and downlink operating normally.
Link
	Flashing Green	Uplink has failed.
	Flashing Amber	Downlink has failed.
	Off	No stacking link present.
Module	Green	An expansion module is installed and
		operating normally.
	Amber	An expansion module is installed but has
		failed.
	Off	There is no module installed.
Stack ID	1-8	Indicates the switch stack ID.
		The Master unit is numbered 1. (Note that If
		the master unit fails and a backup unit takes
		over, the stack IDs do not change.)
		Slave units are numbered 2-8.
	Off	In standalone mode.

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