Black Box LB9218A, LB9219A, LB9215A, LB9214A Power, Reset Button, Port Status on 8-Port Modules

Express Ethernet Switch LB9217A-R2 & Applicable Modules

LEDs & Reset Button

The array of LED indicators on the front panel conveys status and configuration information to help you monitor and troubleshoot the switch.

o Reset Button q Port Status on Single-Port Module

nPower Z Port Status on 8-Port Modules

nPower

This LED comes on when the switch is connected to power and turned on.

oReset Button

If the switch should become unresponsive, you may reset it by pressing this button.

pPort Status on 8-Port Modules

The front panel of the 17-Port Switch allows two 8-port modules. The ports numbered from 1 to 8 on full TX module.

The LEDs are located at the left side of each section, displaying status for each respective port. Please refer to Table 1 for more details.

Table 1: Port Status

LED	State	Indication
		A valid network connection
	Steady	established.
LNK/ACT		LNK stands for LINK.
	Flashing	Transmitting or receiving data.
		ACT stands for ACTIVITY.
	Steady	Connection in full duplex mode.
		FDX stands for FULL-DUPLEX.
FDX/COL
	Flashing	Collision occurred.
		COL stands for COLLISION.
	Off	Connection in half-duplex mode.

qPort Status on Single-Port Module

A set of two LEDs conveys the port status on the single-port module. Consult Table 2 for details.

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