3Com 4500G Getting Started Manual page 15

LEDs of Switch 4500G 24-Port and Switch 4500G 48-Port Switch
Table 3 Description on the LEDs of the Switch 4500G 24-Port/Switch
4500G 48-Port Ethernet Switch (Continued)
LED Label
10/100/1000
BASE-T
Ethernet port
status LED
1000Base SFP
port status
LED
Status
Rate Green
mode
Yellow
Yellow,
blinking
(3 Hz)
OFF
Duplex Green
mode
Yellow
Yellow,
blinking
(3 Hz)
OFF
This LED Green
is not
influence
d by the
mode
Yellow,
button
blinking
(3 Hz)
OFF
Description
The port works at the rate of 1000
Mbps; the LED blinks quickly when
the port is sending or receiving
data.
The port works at the rate of
10/100 Mbps; the LED blinks quickly
when the port is sending or
receiving data.
POST fails on the port.
The port is not connected.
The port works in full duplex mode;
the LED blinks quickly when the
port is sending or receiving data.
The port works in half duplex mode;
the LED blinks quickly when the
port is sending or receiving data.
POST fails on the port.
The port is not connected.
The port works at the rate of 1000
Mbps; the LED blinks quickly when
the port is sending or receiving
data.
POST fails on the port.
The port is not connected.
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