LED mark
Status
Description
Steady yellow
The power supply is present, but it is not operating or is faulty.
Off
No power supply is present.
Mode LED
The mode LED (MODE) works in conjunction with the port status LEDs to show more information
about the switch.
The mode LED indicates the type of information that the port status LEDs are showing.
After you press the mode button to change the mode LED status into flashing green or flashing
yellow, the mode LED keeps in that state for only 45 seconds and then turns steady green
automatically.
Table4-22 Mode LED description
LED mark
Status
Description
MODE
Steady green
The port status LEDs indicate link state of the ports.
Flashing green
(available only for
PoE switches)
The port status LEDs indicate the PoE status of the ports.
Flashing yellow
The port status LEDs indicate the IRF member ID of the switch. For
example, if the LEDs for ports 1 to 4 are steady green and the others
are off, the IRF member ID of the switch is 4.
Management Ethernet port LED
Table4-23 Management Ethernet port LED description
Management Ethernet port LED status
Description
Steady green
A link is present on the port.
Flashing yellow
The port is sending or receiving data.
Off
No link is present on the port.
10/100/1000BASE-T autosensing Ethernet port LED
The 10/100/1000BASE-T autosensing Ethernet port LEDs work in conjunction with the mode LED to
indicate the operating status of the ports from different aspects, as shown in
Table4-24 10/100/1000BASE-T autosensing Ethernet port LED description
Mode LED
(MODE) status
Ethernet port LED
status
Description
Steady green (rate
mode)
Steady green
The port is operating at 10/100/1000 Mbps.
Flashing green
The port is sending or receiving data at 10/100/1000
Mbps.
Off
No link is present on the port.
