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Appendix B LEDs
Power LED
Table 5 Power LED description
Steady green The switch is powered on and the power supply is operating correctly.
Flashing green
The switch is powered on and is performing the self-test. The switch is faulty if
the LED flashes green for five seconds.
Off The switch is not powered on or the power supply is faulty.
Copper port LEDs
Link/ACT LEDs
Table 6 Link/ACT LED description
Steady yellow A 10/100-Mbps link is present.
Flashing yellow The port is receiving or sending data at 10/100 Mbps.
Steady green A 1000-Mbps link is present.
Flashing green The port is receiving or sending data at 1000 Mbps.
Off No link is present.
PoE LEDs
Table 7 PoE status LED description
Steady yellow The port is supplying power correctly.
Flashing yellow The port is supplying power incorrectly.
Off The port is not supplying power.
Table 8 PoE-MAX LED description( 1420-5G-PoE+ (32W))
Steady yellow The PoE power reaches the guard band (16 W to 32 W).
Off The PoE power does not reach 16 W.
Table 9 PoE-MAX LED description(1420-8G-PoE+ (64W))
Steady yellow The PoE power reaches the guard band (48 W to 64 W).
Off The PoE power does not reach 48 W.
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