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1.2.2 IC3548-2GT
The IntraCore 3548-2GT switch has two LED status indicators for each of the 48 10/100 ports and the 2
Gigabit ports. Using the Mode button on the lower left of the front panel allows the user to convert between
Link/Activity status and Duplex status displays. See the tables below for more information on the LED
functions of the 3548.
Table 1-4 IC3548 Model--Ports 1-48
Port #
LED
Color
Description
N/A
Power/System
Green
Off
Power is on
Power is off
1-48(10/100)
Link/Activity
Solid Green
Blinking Green
Solid Amber
Blinking Amber
Off
A valid 100 Mbps link has
been established
Data transfer at 100Mbps
A valid 10Mbps has been
established
Data transfer at 10Mbps
No link has been established
1-48(10/100)
Duplex
Solid Green
Solid Amber
Blinking Amber
Off
Full Duplex
Half-Duplex
The switch is operating in
half-duplex
No full-duplex link has been
established, or no collisions
are occurring on the port
when operating at half-duplex