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CPU LEDs ( Management Indicator)
Blinking
When the CPU is working, the System LED is
blinking.
On/Off
The CPU is not working.
Ports 1-48 Status LEDs
Link/Act:
On
When the LED light is on, the respective port is
connected to the 10/100Mbps Ethernet network.
Blinking
When the LED light is blinking, the port is
transmitting or receiving data on the 10/100Mbps
Ethernet network.
Off
There is no link.
Ports 49 & 50 Status LEDs
Link/Act:
On
: When the Link/ACT LEDA lights on, the
respective port is successfully connected to an
Ethernet network.
Blinking : When the Link/ACT LED is blinking, the port is
transmitting or receiving data on the Ethernet
network.
Off
: There is no link.
Speed:
On
: When the green light is on, the respective port is
(Green)
connected to a 1000Mbps Gigabit Ethernet
network.
On
When the Amber light is on, the respective port is
(Amber)
connected to a 100Mbps Fast Ethernet network.
Off
: When the respective port is connected to a
10Mbps Ethernet or No link
Option Ports 47~48 mini-GBIC Status LEDs
Link/Act
On
: When the mini-GBIC module is installed and
connected to a network, the Link/ACT LED lights on.
Blinking : When the LED is blinking, the mini-GBIC module is
receiving data on a network.
Off
: There is no link.
5
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