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Description of the device
4.6 LED display
Meaning in display mode A
In display mode A, the port LEDs indicate whether a valid link exists.
LED color
-
Green
Yellow
* 1 period ≙ 2.5 seconds
Meaning in display mode B
In display mode B, the port LEDs indicate the transmission speed.
LED color
-
Green
Yellow
* 1 period ≙ 2.5 seconds
When the transfer settings of a port are permanently set (autonegotiation disabled) and a
connection error occurs, the port LED will still show the set transmission rate. When
autonegotiation is enabled, the port LED will go off in case of a connection error.
Meaning in display mode C
In display mode C, the port LEDs indicate the mode.
LED color
-
Green
Meaning in display mode D
In the current version, the display mode D does not display any information.
26
LED status
Off
On
Flashes once per period*
Flashes four times per pe‐
riod*
Flashing / lit
LED status
Off
On
Flashes once per period*
On
Flashes twice per period*
Flashes five times per peri‐
od*
LED status
Off
On
Meaning
No valid link on the port (e.g. the communication partner is
switched off or the cable is not connected) or the link is
present but the port is switched off by management. In this
state, no data is sent or received via the port.
Link exists and port in normal status. In this state, the port
can receive and send data.
Link exists and port in "Blocking" status. In this state, the
port only receives management data (no user data).
Link exists and is in the "Monitor Port" status. In this state,
the data traffic of another port is mirrored to this port.
Receiving data at port
Meaning
Port operating at 10 Mbps
Port operating at 100 Mbps
Port operating at 10 Gbps
Port works at 1 Gbps
Port works at 2.5 Gbps
Port works at 5 Gbps
Meaning
Port operating in half duplex mode
Port operating in full duplex mode
Product Manual, 04/2022, C79000-G8976-C585-01
SCALANCE XCM-300
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