Status LEDs
Status LEDs are located on the front panel of the switch. Each port and slot provides a left LED and a right
LED that, in combination, indicate speed and activity.
Table 2. LED descriptions
DescriptionRight
LED
Left
LED
LED
Off. No power is supplied to the switch.
Solid green. Power is supplied to the switch and the switch is
ready for operation.
N/A (single LED
only)
Power LED
Off.The fan is operating normally.
Solid yellow. A fan failure occurred.
N/A (single LED
only)
Fan LED
Both LEDs solid green. A 10G link with a powered-on device
is detected.
Both LEDs blinking green.Traffic is detected on the 10G link.
GreenGreenModel XS512EM: Ethernet
Port LEDs for ports 1 through
10 and combo ports 11T and
12T
Model XS724EM: Ethernet
Port LEDs for ports 1 through
22 and combo ports 23T and
24T
Left LED solid green, right LED off. A 5G link with a
powered-on device is detected.
Left LED blinking green, right LED off. Traffic is detected on
the 5G link.
OffGreen
Left LED off, right LED solid green. A 2.5G link with a
powered-on device is detected.
Left LED off, right LED blinking green.Traffic is detected on
the 2.5G link.
GreenOff
Both LEDs solid yellow. A 1G or 100M link with a powered-on
device is detected.
Both LEDs blinking yellow.Traffic is detected on the 1G or
100M link.
YellowYellow
No link with a powered-on device is detected.OffOff
Both LEDs solid green. A 10G link with a powered-on device
is detected.
Both LEDs blinking green.Traffic is detected on the 10G link.
GreenGreenModel XS512EM: SFP+ slot
LEDs for ports 11F and 12F
Model XS724EM: SFP+ slot
LEDs for ports 23F and 24F
Both LEDs solid yellow. A 1G link with a powered-on device
is detected.
Both LEDs blinking yellow.Traffic is detected on the 1G link.
YellowYellow
No link with a powered-on device is detected.OffOff
Hardware Overview of the Switch
8
12- or 24-Port 10-Gigabit/Multi-Gigabit Switch Models XS512EM and XS724EM