Allied Telesis AT-9000/28POE, AT-9000/12POE manual Mode

Chapter 1: Overview

is indicated on one of the LEDs next to the MODE LED SELECT button, as shown in Figure 10.

Figure 10. Front Panel MODE LED SELECT Button and LEDs

The RJ-45 Port MODE LED states are described in Table 7. Each port

MODE is selected by the MODE SELECT button.

Table 7. RJ-45 Port LED MODE States

Switch Model	Port	LED State	Description
	MODE
AT-9000/28		Solid Green	Data collisions are occurring on the port
AT-9000/28SP	COL
		Off	No data collisions are occurring on the port
AT-9000/52
		Solid Green	PoE is enabled
		Off	PoE is disabled
AT-9000/28POE	POE	Solid	PD error
		Amber
		Flashing	Switch’s power budget is at maximum usage
		Amber
		Solid Green	Link is established at 1000Mbps
	SPD	Solid	Link is established at 100Mbps
		Amber
AT-9000/28		Off	Link is established at 10Mbps
AT-9000/28POE
		Solid Green	Full Duplex mode connection is established
AT-9000/28SP	DUP
AT-9000/52		Off	Half Duplex mode connection is established
		Flashing	Port is transmitting and/or receiving data
	ACT	Green	(default mode)
		Off	No activity is established

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