VOLKTEK NSH-580 MANAGED 24-PORT 10/100 + 4 G COMBO L3 SWITCH
4 LED
Indicators
This Switch is equipped with Unit LEDs to enable you to determine the status of the
Switch, as well as Port LEDs to display what is happening in all your connections. They
are as follows:
Unit LEDs
LED
Condition
Status
Flashing
Indicating POST function upon start-up
POST
On
POST function successfully performed
On (Green)
Primary power normal
PWR1
Off
Primary power off or failure
On (Green)
Backup power normal
PWR2
Off
Backup power off or failure
Port LEDs
LED
Condition
Status
On (Green)
Port operating at 100Mbps
10/100
(Copper
Ports)
Off
Port operating at below 100Mbps
On (Green)
Illuminated when connectors are attached
Flashing
(Green)
Data traffic passing through port
LNK/ACT
Off
No valid link established on port
On (Green)
Illuminated when connectors are attached
Flashing
(Green)
Data traffic passing through port
A
(25
th
~28
th
Gigabit
Ethernet
Ports)
Off
No valid link established on port
On (Green)
Port operating at
10Mbps
. If LED C is
also
on, Port is
operating at
1000Mbps
.
B
(25
th
~28
th
G E Ports)
Off
If LED C is on, port operating at 100Mbps; or else link
down
On (Green)
Port operating at
100Mbps
. If LED B is
also
on, Port is
operating at
1000Mbps
.
C
(25
th
~28
th
G E Ports)
Off
If LED B is on, port operating at 10Mbps; or else link
down
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