3Com 4500G - Page 15

LEDs of Switch 4500G 24-Port and Switch 4500G 48-Port Switch 15
10/100/1000
BASE-T
Ethernet port
status LED
Rate
mode
Green The port works at the rate of 1000
Mbps; the LED blinks quickly when
the port is sending or receiving
data.
Yellow The port works at the rate of
10/100 Mbps; the LED blinks quickly
when the port is sending or
receiving data.
Yellow,
blinking
(3 Hz)
POST fails on the port.
OFF The port is not connected.
Duplex
mode
Green The port works in full duplex mode;
the LED blinks quickly when the
port is sending or receiving data.
Yellow The port works in half duplex mode;
the LED blinks quickly when the
port is sending or receiving data.
Yellow,
blinking
(3 Hz)
POST fails on the port.
OFF The port is not connected.
1000Base SFP
port status
LED
This LED
is not
influence
d by the
mode
button
Green The port works at the rate of 1000
Mbps; the LED blinks quickly when
the port is sending or receiving
data.
Yellow,
blinking
(3 Hz)
POST fails on the port.
OFF The port is not connected.
Table 3 Description on the LEDs of the Switch 4500G 24-Port/Switch
4500G 48-Port Ethernet Switch (Continued)
LED Label Status Description