Siemens SCALANCE XR-300M Compact Operating Instructions page 25

Meaning in display mode A
LED color
-
green
yellow
Meaning in display mode B
LED color
-
green
orange
If there is a problem on the connection and the type of transmission is fixed (autonegotiation
off), the desired status, in other words the set transmission speed (1000 Mbps, 100 Mbps, 10
Mbps) continues to be displayed. If there is a problem on the connection and autonegotiation
is active, the port LED goes off.
Meaning in display mode C
LED color
-
green
Meaning in display mode D
LED color
-
green
orange
SCALANCE XR-300M
Compact Operating Instructions, 11/2019, A5E02661171-15
LED status
off
on
flashes once per second
flashes 3 times per second Link exists and port turned off by management. In this sta‐
flashes 4 times per second Port exists and is in the "monitor port" status. In this status,
flashes / lit
LED status
off
on
on
LED status
off
on
LED status
off
on
on
Meaning
No valid link to the port (for example station turned off or
cable not connected).
Link exists and port in normal status. In this status, the port
can receive and send data.
Link exists and port in "blocking" status. In this status, the
port only sends and receives management data (no user
data).
tus, no data is sent or received via the port.
the data traffic of another port is mirrored to this port.
Receiving data at port.
With SCALANCE X-300 devices, both the receipt and the
sending of data is indicated for the optical gigabit ports.
Meaning
Port operating at 10 Mbps.
Port operating at 100 Mbps.
Port operating at 1000 Mbps.
Meaning
Port operating in half duplex.
Port operating in full duplex.
Meaning
The port is not monitored; in other words, if a link is not
established at the port, this does not trigger the signaling
contact.
The port is monitored, in other words, if no connection was
established at the port (for example no cable inserted), this
triggers the signaling contact and an error state results.
The port is monitored, in other words, when a valid con‐
nection exists at the port (for example non-permitted cable
inserted), this triggers the signaling contact and an error
state results.
Device description
4.3 LED display
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