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Appendix B LEDs
Power LED
Table 4 Power LED description
Status Descri
tion
Steady green The switch is powered on and the power module is operating correctly.
Flashing green The switch is powered on and is performing the power-on self test (POST).
Off The switch is not powered on or the power module is faulty.
Copper port LEDs
Table 5 Link/Act LED description
Status Descri
tion
Steady yellow A 10/100-Mbps link is present.
Flashing yellow The port is sending or receiving data at 10/100 Mbps.
Steady green A 1000-Mbps link is present.
Flashing green The port is sending or receiving data at 1000 Mbps.
Off No link is present.