Table 3. LEDs of the 40-port PoE+ and PoE++ models (Continued)
DescriptionLED
Port LEDs
Left LED, speed, activity, and link status:
Off: No link is established on the port.
Solid green: The port established a 1 Gbps link.
Blinking green: The port is transmitting or receiving packets at 1 Gbps.
Solid yellow: The port established a 10 or 100 Mbps link.
Blinking yellow: The port is transmitting or receiving packets at 10 or 100 Mbps.
LEDs 1 through 40
1GBASE-T RJ-45 port LEDs
(two LEDs per ports)
Right LED, PoE status:
Off: No PoE-powered device (PD) is connected to the port.
Solid blue: A PD is connected and the port is supplying power successfully.
Solid yellow: Indicates one of the following failures, which prevents the port
from supplying power:
•
A short circuit occurred on the PoE power circuit.
•
The PoE power demand exceeds the available power.
•
The PoE current exceeds the PD’s classification.
•
An out-of-proper-voltage band condition occurred.
Off: No SFP module link is established on the fiber port.
Solid green: The fiber port established a 1 Gbps link.
Blinking green: The fiber port is transmitting or receiving packets at 1 Gbps.
Solid yellow: The fiber port established a 100 Mbps link.
Blinking yellow: The fiber port is transmitting or receiving packets at 100 Mbps.
LEDs 41 through 48 for model
Model M4250-40G8F-PoE+
1GBASE-X SFP+ port LED
(one LED per port)
Off: No SFP+ module link is established on the fiber port.
Solid green: The fiber port established a 10 Gbps link.
Blinking green: The fiber port is transmitting or receiving packets at 10 Gbps.
Solid yellow: The fiber port established a 1 Gbps link.
Blinking yellow: The fiber port is transmitting or receiving packets at 1 Gbps.
LEDs 41 through 48 for models
Model M4250-40G8XF-PoE+
and Model
M4250-40G8XF-PoE++
10GBASE-X SFP+ port LED
(one LED per port)
Left LED, speed status:
Solid green: The port established a 1 Gbps link.
Solid yellow: The port established a 10 or 100 Mbps link.
Off: No link is established on the port.
OOB Ethernet port LEDs
(two LEDs per port, on the back
panel only)
Right LED, activity and link status:
Solid green: The port established a link.
Blinking green: The port is transmitting or receiving packets.
Off: No link is established on the port.
Hardware Installation Guide27Hardware Overview
AV Line of Fully Managed Switches M4250 Series