User manual

Introduction
5
NXA-ENET24 Hardware Installation Guide
Stack Master Button
The Stack Master button enables one switch in the stack to be selected as the master. Seven other
switches can be stacked together and they should be placed in "Slave" mode. When operating in a stand-
alone configuration the switch should be in "Master" mode.
System Status LEDs
LED Condition Status
PWR On Green Unit’s internal power supply is operating normally.
Off Unit has no power connected.
Diag On Green System diagnostic test successfully completed.
Flashing Green System diagnostic test is in progress.
On Amber System diagnostic test has detected a fault.
Flashing Amber Cannot receive packet from stacking port.
Alternate Green/Amber Fan has failed or the unit has over-heated.
Stacking On Green This switch is acting as the master unit in the stack.
Flashing Green Initial state of stacking configuration to determine whether the switch
will act as a master or slave unit.
On Amber This switch is acting as a slave unit in the stack.
Link/Act On Green LED display mode is Link/Act.
PoE On Green LED display mode is PoE.
Combination Ports
25-26
(Link/Activity)
On/Flashing Amber Port has established a valid 10/100 Mbps network connection.
Flashing indicates activity.
On/Flashing Green Port has established a valid 1000 Mbps network connection. Flashing
indicates activity.
Off There is no valid link on the port.
FIG. 4
Stack Unit ID LCD