77
LED mark Status Description
Steady red POST has failed.
Flashing yellow (1 Hz) Some ports have failed to pass POST.
Off The switch is powered off.
RPS status LED
The RPS status LED shows the operating status of the RPS DC input.
Table 20 RPS status LED description for the non-PoE switches
LED mark Status Description
Steady green
Both the RPS DC input and the AC input are normal, or an RPS is
connected and the AC input is normal.
Steady yellow
The RPS DC input is normal, but the AC input is disconnected or
has failed.
RPS
Off No RPS is connected.
Table 21 RPS status LED description for the PoE switches
LED mark Status Description
Steady green Both the RPS DC input and the AC input are normal.
Steady yellow
The RPS power input is normal, but the AC input is disconnected or
has failed.
RPS
Off The RPS power input is abnormal or no RPS is connected.
Port mode LED
The port mode LED indicates the type of information that the network port LEDs are showing. You can use
the port LED mode switching button to change the type of displayed port information.
Table 22 Port mode LED description
LED mark Status Description
Steady green The network port LEDs are showing port rates.
Flashing green (1 Hz) (available
only for the PoE switches)
The network port LEDs are showing the status of
PoE power supply on the ports.
Mode
Steady yellow
The network port LEDs are showing duplex
modes.
Seven-segment LED
The seven-segment LED, together with the system status LED, shows detailed system operating information
(see Table 23).
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