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1000Base-T Ethernet port LED
The 1000Base-T Ethernet ports work only at 1000 Mbps in full duplex mode. Their port LEDs are
irrelevant to the port mode LED.
Table 15 1000Base-T Ethernet port LED description
Port status LED Description
Steady green
The port is operating at 1000 Mbps in full duplex mode. The port LED fast flashes
when the port is sending or receiving data.
Flashing yellow (3 Hz) POST has failed on the port.
Off No link is present on the port.
1000Base-X SFP port LED
Each 1000Base-X SFP port has a status LED to show port operating status and activities. The port mode
LED shows the type of port status information (for example, port rate or duplex mode) that the port status
LEDs are showing. You can use the port status LED mode switching button to change the type of displayed
port information.
Table 16 1000Base-X SFP port LED description
Status
Port mode LED Port status LED
Description
Steady green
The port is operating at 1000 Mbps. The port status LED fast
flashes when the port is sending or receiving data.
Flashing yellow (3 Hz)
POST has failed on the port.
Steady green (rate
mode)
Off No link is present on the port.
Steady green
The port is operating in full duplex mode. The port status LED
fast flashes when the port is sending or receiving data.
Flashing yellow (3 Hz)
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