LED |
Description |
SYST |
The SYSTEM LED shows the status of the switch (system). |
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Off (dark) |
Switch is not powered on. |
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Solid green |
Switch is operating normally. |
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Blinking green |
Switch is running power-on self-test (POST). |
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Blinking amber |
Switch is in deep sleep mode. . |
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Solid amber |
Switch is receiving power but is not functioning properly. |
STAT |
The STATUS LED shows that the port LEDs are in status mode. This mode is
the default. |
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Off (dark) |
The port LEDs are not showing port status. |
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Solid green |
The port LEDs are showing port status. |
SPEED |
The SPEED LED shows that the port LEDs are in speed mode. |
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Off (dark) |
The port LEDs are not showing the port speed. |
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Solid green |
The port LEDs are showing the port speed. |
PoE |
The PoE LED shows that the port LEDs are in PoE mode. PoE features are available on switches that have PoE ports. |
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Off (dark) |
PoE to the ports is off. |
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Solid green |
One or more ports is receiving PoE. |
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Blinking amber |
One or more ports is not receiving PoE because of a fault. |
STACK |
This STACK LED shows that the port LEDs are in stack mode. |
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Off (dark) |
The port LEDs are not showing stack member status. |
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Solid green |
The port LEDs are showing stack member status. |
CONSOLE |
The CONSOLE LED shows the port status of the USB-B console port. |
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Off (dark) |
No link is present on the port. |
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Solid green |
Link is present between the port and the management station. |
LED Mode |
Description |
Status |
In this mode, the port LEDs show port status, port duplex mode, port speed, PoE status, and stack status. PoE features are available on switches that have PoE ports.
By default, the port LEDs show port status. To display the port duplex mode and the port speed from the port LEDs, you must use the View list from the device manager or the Mode button on the physical switch. |
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Off (dark) |
No link. |
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Solid green |
Link is up, but there is no activity on the link. |
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Blinking green |
Link has activity. |
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Solid brown |
Port is administratively disabled. |
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Yellow |
Port is error disabled. |
| Blinking green and amber |
Link is faulty. |
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Blinking amber |
Port has a Smartports configuration mismatch. |
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Solid amber |
Port is faulty, is disabled due to an error condition, or is in an STP-blocked state. |
Speed |
In this mode, the port LEDs show the operating speed (10, 100, or 1000 Mb/s or 10 Gb/s) of the ports. |
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Off (dark) |
No link. |
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Solid light blue |
10 Mb/s. |
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Solid green |
100 Mb/s. |
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Blinking green |
1000 Mb/s. |
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Fast blinking green |
10 Gb/s. |
PoE |
In this mode, the port LEDs show the status of the Power over Ethernet (PoE) ports. PoE features are available on switches that have PoE ports. |
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Off (dark) |
No power is allocated. |
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Solid green |
Power is allocated. |
| Blinking green and amber |
Power is denied (to prevent exceeding power capacity). |
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Blinking amber |
Port is disabled due to a fault condition. |
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Solid amber |
Port is administratively disabled. |
Stack |
In this mode, the port LEDs show the switch stack and stack member status. |
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Off (dark) |
Stack mode is off. |
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Blinking green |
Port number means stack member number. |
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Solid green |
Member numbers of other stack member switches. |
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RJ-45 port |
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Fiber ports |
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Small form-factor pluggable (SFP) module slot (empty) |
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Fiber-optic SFP module ports |
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1000BASE-T SFP module port |
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10-Gigabit module slot (empty) |
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10-Gigabit SFP module port |